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Merging upstream version 16.7.7.

Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 20:39:26 +01:00
parent 4d512c00f3
commit 70bf18533e
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
59 changed files with 16125 additions and 15681 deletions

File diff suppressed because one or more lines are too long

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@ -51,8 +51,8 @@
<div class="pdoc-code codehilite"><pre><span></span><span id="L-1"><a href="#L-1"><span class="linenos">1</span></a><span class="c1"># file generated by setuptools_scm</span>
</span><span id="L-2"><a href="#L-2"><span class="linenos">2</span></a><span class="c1"># don&#39;t change, don&#39;t track in version control</span>
</span><span id="L-3"><a href="#L-3"><span class="linenos">3</span></a><span class="n">__version__</span> <span class="o">=</span> <span class="n">version</span> <span class="o">=</span> <span class="s1">&#39;16.7.1&#39;</span>
</span><span id="L-4"><a href="#L-4"><span class="linenos">4</span></a><span class="n">__version_tuple__</span> <span class="o">=</span> <span class="n">version_tuple</span> <span class="o">=</span> <span class="p">(</span><span class="mi">16</span><span class="p">,</span> <span class="mi">7</span><span class="p">,</span> <span class="mi">1</span><span class="p">)</span>
</span><span id="L-3"><a href="#L-3"><span class="linenos">3</span></a><span class="n">__version__</span> <span class="o">=</span> <span class="n">version</span> <span class="o">=</span> <span class="s1">&#39;16.7.6&#39;</span>
</span><span id="L-4"><a href="#L-4"><span class="linenos">4</span></a><span class="n">__version_tuple__</span> <span class="o">=</span> <span class="n">version_tuple</span> <span class="o">=</span> <span class="p">(</span><span class="mi">16</span><span class="p">,</span> <span class="mi">7</span><span class="p">,</span> <span class="mi">6</span><span class="p">)</span>
</span></pre></div>

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@ -777,7 +777,7 @@
<div class="attr function">
<span class="def">def</span>
<span class="name">createDataFrame</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">data</span><span class="p">:</span> <span class="n">Sequence</span><span class="p">[</span><span class="n">Union</span><span class="p">[</span><span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576645952&#39;</span><span class="o">&gt;</span><span class="p">],</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576645952&#39;</span><span class="o">&gt;</span><span class="p">],</span> <span class="n">Tuple</span><span class="p">]]</span>,</span><span class="param"> <span class="n">schema</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576934912&#39;</span><span class="o">&gt;</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">samplingRatio</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">float</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">verifySchema</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<span class="name">createDataFrame</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">data</span><span class="p">:</span> <span class="n">Sequence</span><span class="p">[</span><span class="n">Union</span><span class="p">[</span><span class="n">Dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782020016848&#39;</span><span class="o">&gt;</span><span class="p">],</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782020016848&#39;</span><span class="o">&gt;</span><span class="p">],</span> <span class="n">Tuple</span><span class="p">]]</span>,</span><span class="param"> <span class="n">schema</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782021739664&#39;</span><span class="o">&gt;</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">samplingRatio</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">float</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">verifySchema</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">False</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<label class="view-source-button" for="SparkSession.createDataFrame-view-source"><span>View Source</span></label>
@ -1681,7 +1681,7 @@
<input id="DataFrame.__init__-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<div class="attr function">
<span class="name">DataFrame</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="n">spark</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390580206272&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">expression</span><span class="p">:</span> <span class="n"><a href="../expressions.html#Select">sqlglot.expressions.Select</a></span>,</span><span class="param"> <span class="n">branch_id</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">sequence_id</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">last_op</span><span class="p">:</span> <span class="n">sqlglot</span><span class="o">.</span><span class="n">dataframe</span><span class="o">.</span><span class="n">sql</span><span class="o">.</span><span class="n">operations</span><span class="o">.</span><span class="n">Operation</span> <span class="o">=</span> <span class="o">&lt;</span><span class="n">Operation</span><span class="o">.</span><span class="n">INIT</span><span class="p">:</span> <span class="o">-</span><span class="mi">1</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">pending_hints</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">output_expression_container</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390581504272&#39;</span><span class="o">&gt;</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span>)</span>
<span class="name">DataFrame</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="n">spark</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782024836480&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">expression</span><span class="p">:</span> <span class="n"><a href="../expressions.html#Select">sqlglot.expressions.Select</a></span>,</span><span class="param"> <span class="n">branch_id</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">sequence_id</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">last_op</span><span class="p">:</span> <span class="n">sqlglot</span><span class="o">.</span><span class="n">dataframe</span><span class="o">.</span><span class="n">sql</span><span class="o">.</span><span class="n">operations</span><span class="o">.</span><span class="n">Operation</span> <span class="o">=</span> <span class="o">&lt;</span><span class="n">Operation</span><span class="o">.</span><span class="n">INIT</span><span class="p">:</span> <span class="o">-</span><span class="mi">1</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">pending_hints</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">output_expression_container</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782024956416&#39;</span><span class="o">&gt;</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span>)</span>
<label class="view-source-button" for="DataFrame.__init__-view-source"><span>View Source</span></label>
@ -2611,7 +2611,7 @@ is unlikely to come up.</p>
<div class="decorator">@operation(Operation.FROM)</div>
<span class="def">def</span>
<span class="name">fillna</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">value</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390577230112&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">subset</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="o">...</span><span class="p">],</span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">],</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<span class="name">fillna</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">value</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782020552720&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">subset</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="o">...</span><span class="p">],</span> <span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">],</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<label class="view-source-button" for="DataFrame.fillna-view-source"><span>View Source</span></label>
@ -2680,7 +2680,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="decorator">@operation(Operation.FROM)</div>
<span class="def">def</span>
<span class="name">replace</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">to_replace</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">bool</span><span class="p">,</span> <span class="nb">int</span><span class="p">,</span> <span class="nb">float</span><span class="p">,</span> <span class="nb">str</span><span class="p">,</span> <span class="n">List</span><span class="p">,</span> <span class="n">Dict</span><span class="p">]</span>,</span><span class="param"> <span class="n">value</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">bool</span><span class="p">,</span> <span class="nb">int</span><span class="p">,</span> <span class="nb">float</span><span class="p">,</span> <span class="nb">str</span><span class="p">,</span> <span class="n">List</span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">subset</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="n">Collection</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390577626688&#39;</span><span class="o">&gt;</span><span class="p">],</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390577626688&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<span class="name">replace</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">to_replace</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">bool</span><span class="p">,</span> <span class="nb">int</span><span class="p">,</span> <span class="nb">float</span><span class="p">,</span> <span class="nb">str</span><span class="p">,</span> <span class="n">List</span><span class="p">,</span> <span class="n">Dict</span><span class="p">]</span>,</span><span class="param"> <span class="n">value</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">bool</span><span class="p">,</span> <span class="nb">int</span><span class="p">,</span> <span class="nb">float</span><span class="p">,</span> <span class="nb">str</span><span class="p">,</span> <span class="n">List</span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>,</span><span class="param"> <span class="n">subset</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="n">Collection</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019475552&#39;</span><span class="o">&gt;</span><span class="p">],</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019475552&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<label class="view-source-button" for="DataFrame.replace-view-source"><span>View Source</span></label>
@ -2885,7 +2885,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="decorator">@operation(Operation.NO_OP)</div>
<span class="def">def</span>
<span class="name">repartition</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">numPartitions</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">int</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575593968&#39;</span><span class="o">&gt;</span><span class="p">]</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575726912&#39;</span><span class="o">&gt;</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<span class="name">repartition</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">numPartitions</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="nb">int</span><span class="p">,</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019007296&#39;</span><span class="o">&gt;</span><span class="p">]</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019051584&#39;</span><span class="o">&gt;</span></span><span class="return-annotation">) -> <span class="n"><a href="#DataFrame">sqlglot.dataframe.sql.DataFrame</a></span>:</span></span>
<label class="view-source-button" for="DataFrame.repartition-view-source"><span>View Source</span></label>
@ -3590,7 +3590,7 @@ and check if it matches the type of the value provided. If not then make it null
<input id="Column.__init__-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<div class="attr function">
<span class="name">Column</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="n">expression</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390579709424&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span></span>)</span>
<span class="name">Column</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="n">expression</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782022957088&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span></span>)</span>
<label class="view-source-button" for="Column.__init__-view-source"><span>View Source</span></label>
@ -3633,7 +3633,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="decorator">@classmethod</div>
<span class="def">def</span>
<span class="name">ensure_col</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">value</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575838912&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span></span><span class="return-annotation">):</span></span>
<span class="name">ensure_col</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">value</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019125488&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">,</span> <span class="n">NoneType</span><span class="p">]</span></span><span class="return-annotation">):</span></span>
<label class="view-source-button" for="Column.ensure_col-view-source"><span>View Source</span></label>
@ -3654,7 +3654,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="decorator">@classmethod</div>
<span class="def">def</span>
<span class="name">ensure_cols</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">args</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576275808&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n">List</span><span class="p">[</span><span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span><span class="p">]</span>:</span></span>
<span class="name">ensure_cols</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">args</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019597792&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n"><a href="../expressions.html#Expression">sqlglot.expressions.Expression</a></span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n">List</span><span class="p">[</span><span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span><span class="p">]</span>:</span></span>
<label class="view-source-button" for="Column.ensure_cols-view-source"><span>View Source</span></label>
@ -3675,7 +3675,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="decorator">@classmethod</div>
<span class="def">def</span>
<span class="name">invoke_anonymous_function</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">column</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575995968&#39;</span><span class="o">&gt;</span><span class="p">]</span>,</span><span class="param"> <span class="n">func_name</span><span class="p">:</span> <span class="nb">str</span>,</span><span class="param"> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575937744&#39;</span><span class="o">&gt;</span><span class="p">]</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<span class="name">invoke_anonymous_function</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">column</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019320464&#39;</span><span class="o">&gt;</span><span class="p">]</span>,</span><span class="param"> <span class="n">func_name</span><span class="p">:</span> <span class="nb">str</span>,</span><span class="param"> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019278800&#39;</span><span class="o">&gt;</span><span class="p">]</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<label class="view-source-button" for="Column.invoke_anonymous_function-view-source"><span>View Source</span></label>
@ -3702,7 +3702,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="decorator">@classmethod</div>
<span class="def">def</span>
<span class="name">invoke_expression_over_column</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">column</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575821424&#39;</span><span class="o">&gt;</span><span class="p">]</span>,</span><span class="param"> <span class="n">callable_expression</span><span class="p">:</span> <span class="n">Callable</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<span class="name">invoke_expression_over_column</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="n">column</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019311616&#39;</span><span class="o">&gt;</span><span class="p">]</span>,</span><span class="param"> <span class="n">callable_expression</span><span class="p">:</span> <span class="n">Callable</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<label class="view-source-button" for="Column.invoke_expression_over_column-view-source"><span>View Source</span></label>
@ -3739,7 +3739,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="attr function">
<span class="def">def</span>
<span class="name">binary_op</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">klass</span><span class="p">:</span> <span class="n">Callable</span>,</span><span class="param"> <span class="n">other</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576157744&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<span class="name">binary_op</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">klass</span><span class="p">:</span> <span class="n">Callable</span>,</span><span class="param"> <span class="n">other</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019516064&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<label class="view-source-button" for="Column.binary_op-view-source"><span>View Source</span></label>
@ -3760,7 +3760,7 @@ and check if it matches the type of the value provided. If not then make it null
<div class="attr function">
<span class="def">def</span>
<span class="name">inverse_binary_op</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">klass</span><span class="p">:</span> <span class="n">Callable</span>,</span><span class="param"> <span class="n">other</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576186144&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<span class="name">inverse_binary_op</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">klass</span><span class="p">:</span> <span class="n">Callable</span>,</span><span class="param"> <span class="n">other</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019526144&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="o">**</span><span class="n">kwargs</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<label class="view-source-button" for="Column.inverse_binary_op-view-source"><span>View Source</span></label>
@ -4314,7 +4314,7 @@ Sqlglot doesn't currently replicate this class so it only accepts a string</p>
<div class="attr function">
<span class="def">def</span>
<span class="name">isin</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576427056&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">Iterable</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576427056&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">):</span></span>
<span class="name">isin</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019793200&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">Iterable</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019793200&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">):</span></span>
<label class="view-source-button" for="Column.isin-view-source"><span>View Source</span></label>
@ -4335,7 +4335,7 @@ Sqlglot doesn't currently replicate this class so it only accepts a string</p>
<div class="attr function">
<span class="def">def</span>
<span class="name">between</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">lowerBound</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576500800&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">upperBound</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390576560480&#39;</span><span class="o">&gt;</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<span class="name">between</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">lowerBound</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782019896208&#39;</span><span class="o">&gt;</span>,</span><span class="param"> <span class="n">upperBound</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782017869920&#39;</span><span class="o">&gt;</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<label class="view-source-button" for="Column.between-view-source"><span>View Source</span></label>
@ -4370,7 +4370,7 @@ Sqlglot doesn't currently replicate this class so it only accepts a string</p>
<div class="attr function">
<span class="def">def</span>
<span class="name">over</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">window</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390574572400&#39;</span><span class="o">&gt;</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<span class="name">over</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="n">window</span><span class="p">:</span> <span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782017911248&#39;</span><span class="o">&gt;</span></span><span class="return-annotation">) -> <span class="n"><a href="#Column">sqlglot.dataframe.sql.Column</a></span>:</span></span>
<label class="view-source-button" for="Column.over-view-source"><span>View Source</span></label>
@ -4615,7 +4615,7 @@ Sqlglot doesn't currently replicate this class so it only accepts a string</p>
<div class="decorator">@classmethod</div>
<span class="def">def</span>
<span class="name">partitionBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575106192&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575106192&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<span class="name">partitionBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018771280&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018771280&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<label class="view-source-button" for="Window.partitionBy-view-source"><span>View Source</span></label>
@ -4636,7 +4636,7 @@ Sqlglot doesn't currently replicate this class so it only accepts a string</p>
<div class="decorator">@classmethod</div>
<span class="def">def</span>
<span class="name">orderBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575443248&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390575443248&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<span class="name">orderBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">cls</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018420784&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018420784&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<label class="view-source-button" for="Window.orderBy-view-source"><span>View Source</span></label>
@ -4872,7 +4872,7 @@ Sqlglot doesn't currently replicate this class so it only accepts a string</p>
<div class="attr function">
<span class="def">def</span>
<span class="name">partitionBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390574710528&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390574710528&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<span class="name">partitionBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018017808&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018017808&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<label class="view-source-button" for="WindowSpec.partitionBy-view-source"><span>View Source</span></label>
@ -4899,7 +4899,7 @@ Sqlglot doesn't currently replicate this class so it only accepts a string</p>
<div class="attr function">
<span class="def">def</span>
<span class="name">orderBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390574884704&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;140390574884704&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<span class="name">orderBy</span><span class="signature pdoc-code multiline">(<span class="param"> <span class="bp">self</span>,</span><span class="param"> <span class="o">*</span><span class="n">cols</span><span class="p">:</span> <span class="n">Union</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018250688&#39;</span><span class="o">&gt;</span><span class="p">,</span> <span class="n">List</span><span class="p">[</span><span class="o">&lt;</span><span class="n">MagicMock</span> <span class="nb">id</span><span class="o">=</span><span class="s1">&#39;139782018250688&#39;</span><span class="o">&gt;</span><span class="p">]]</span></span><span class="return-annotation">) -> <span class="n"><a href="#WindowSpec">sqlglot.dataframe.sql.WindowSpec</a></span>:</span></span>
<label class="view-source-button" for="WindowSpec.orderBy-view-source"><span>View Source</span></label>

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@ -1461,6 +1461,7 @@ Default: True</li>
<dd id="Databricks.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Databricks.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Databricks.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Databricks.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
<div><dt><a href="spark.html#Spark.Generator">sqlglot.dialects.spark.Spark.Generator</a></dt>

View file

@ -2013,6 +2013,7 @@ Default: True</li>
<dd id="Drill.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Drill.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Drill.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Drill.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

View file

@ -1207,7 +1207,7 @@ Default: 3</li>
<div class="attr variable">
<span class="name">TYPE_TOKENS</span> =
<input id="DuckDB.Parser.TYPE_TOKENS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="DuckDB.Parser.TYPE_TOKENS-view-value"></label><span class="default_value">{&lt;TokenType.LONGTEXT: &#39;LONGTEXT&#39;&gt;, &lt;TokenType.SERIAL: &#39;SERIAL&#39;&gt;, &lt;TokenType.BIT: &#39;BIT&#39;&gt;, &lt;TokenType.INT128: &#39;INT128&#39;&gt;, &lt;TokenType.DATE: &#39;DATE&#39;&gt;, &lt;TokenType.IMAGE: &#39;IMAGE&#39;&gt;, &lt;TokenType.TINYINT: &#39;TINYINT&#39;&gt;, &lt;TokenType.ARRAY: &#39;ARRAY&#39;&gt;, &lt;TokenType.VARIANT: &#39;VARIANT&#39;&gt;, &lt;TokenType.BIGINT: &#39;BIGINT&#39;&gt;, &lt;TokenType.INT8MULTIRANGE: &#39;INT8MULTIRANGE&#39;&gt;, &lt;TokenType.NVARCHAR: &#39;NVARCHAR&#39;&gt;, &lt;TokenType.GEOGRAPHY: &#39;GEOGRAPHY&#39;&gt;, &lt;TokenType.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;TokenType.VARBINARY: &#39;VARBINARY&#39;&gt;, &lt;TokenType.TIME: &#39;TIME&#39;&gt;, &lt;TokenType.LONGBLOB: &#39;LONGBLOB&#39;&gt;, &lt;TokenType.DATEMULTIRANGE: &#39;DATEMULTIRANGE&#39;&gt;, &lt;TokenType.INT: &#39;INT&#39;&gt;, &lt;TokenType.MEDIUMTEXT: &#39;MEDIUMTEXT&#39;&gt;, &lt;TokenType.XML: &#39;XML&#39;&gt;, &lt;TokenType.TSTZMULTIRANGE: &#39;TSTZMULTIRANGE&#39;&gt;, &lt;TokenType.ENUM: &#39;ENUM&#39;&gt;, &lt;TokenType.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;, &lt;TokenType.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;TokenType.NUMRANGE: &#39;NUMRANGE&#39;&gt;, &lt;TokenType.TEXT: &#39;TEXT&#39;&gt;, &lt;TokenType.JSON: &#39;JSON&#39;&gt;, &lt;TokenType.DATETIME64: &#39;DATETIME64&#39;&gt;, &lt;TokenType.INT8RANGE: &#39;INT8RANGE&#39;&gt;, &lt;TokenType.TSRANGE: &#39;TSRANGE&#39;&gt;, &lt;TokenType.NCHAR: &#39;NCHAR&#39;&gt;, &lt;TokenType.MONEY: &#39;MONEY&#39;&gt;, &lt;TokenType.PSEUDO_TYPE: &#39;PSEUDO_TYPE&#39;&gt;, &lt;TokenType.OBJECT: &#39;OBJECT&#39;&gt;, &lt;TokenType.INT4RANGE: &#39;INT4RANGE&#39;&gt;, &lt;TokenType.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;TokenType.JSONB: &#39;JSONB&#39;&gt;, &lt;TokenType.TSTZRANGE: &#39;TSTZRANGE&#39;&gt;, &lt;TokenType.UINT: &#39;UINT&#39;&gt;, &lt;TokenType.UTINYINT: &#39;UTINYINT&#39;&gt;, &lt;TokenType.NUMMULTIRANGE: &#39;NUMMULTIRANGE&#39;&gt;, &lt;TokenType.BIGSERIAL: &#39;BIGSERIAL&#39;&gt;, &lt;TokenType.DATERANGE: &#39;DATERANGE&#39;&gt;, &lt;TokenType.INTERVAL: &#39;INTERVAL&#39;&gt;, &lt;TokenType.MAP: &#39;MAP&#39;&gt;, &lt;TokenType.UINT256: &#39;UINT256&#39;&gt;, &lt;TokenType.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;, &lt;TokenType.CHAR: &#39;CHAR&#39;&gt;, &lt;TokenType.HLLSKETCH: &#39;HLLSKETCH&#39;&gt;, &lt;TokenType.SUPER: &#39;SUPER&#39;&gt;, &lt;TokenType.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;TokenType.UBIGINT: &#39;UBIGINT&#39;&gt;, &lt;TokenType.USERDEFINED: &#39;USERDEFINED&#39;&gt;, &lt;TokenType.BIGDECIMAL: &#39;BIGDECIMAL&#39;&gt;, &lt;TokenType.FLOAT: &#39;FLOAT&#39;&gt;, &lt;TokenType.HSTORE: &#39;HSTORE&#39;&gt;, &lt;TokenType.BOOLEAN: &#39;BOOLEAN&#39;&gt;, &lt;TokenType.USMALLINT: &#39;USMALLINT&#39;&gt;, &lt;TokenType.SMALLMONEY: &#39;SMALLMONEY&#39;&gt;, &lt;TokenType.UNIQUEIDENTIFIER: &#39;UNIQUEIDENTIFIER&#39;&gt;, &lt;TokenType.INET: &#39;INET&#39;&gt;, &lt;TokenType.GEOMETRY: &#39;GEOMETRY&#39;&gt;, &lt;TokenType.NULLABLE: &#39;NULLABLE&#39;&gt;, &lt;TokenType.BINARY: &#39;BINARY&#39;&gt;, &lt;TokenType.INT4MULTIRANGE: &#39;INT4MULTIRANGE&#39;&gt;, &lt;TokenType.UINT128: &#39;UINT128&#39;&gt;, &lt;TokenType.SMALLSERIAL: &#39;SMALLSERIAL&#39;&gt;, &lt;TokenType.MEDIUMBLOB: &#39;MEDIUMBLOB&#39;&gt;, &lt;TokenType.UUID: &#39;UUID&#39;&gt;, &lt;TokenType.INT256: &#39;INT256&#39;&gt;, &lt;TokenType.DATETIME: &#39;DATETIME&#39;&gt;, &lt;TokenType.ROWVERSION: &#39;ROWVERSION&#39;&gt;, &lt;TokenType.TSMULTIRANGE: &#39;TSMULTIRANGE&#39;&gt;, &lt;TokenType.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;TokenType.STRUCT: &#39;STRUCT&#39;&gt;}</span>
<label class="view-value-button pdoc-button" for="DuckDB.Parser.TYPE_TOKENS-view-value"></label><span class="default_value">{&lt;TokenType.INT8RANGE: &#39;INT8RANGE&#39;&gt;, &lt;TokenType.TSRANGE: &#39;TSRANGE&#39;&gt;, &lt;TokenType.TSMULTIRANGE: &#39;TSMULTIRANGE&#39;&gt;, &lt;TokenType.USMALLINT: &#39;USMALLINT&#39;&gt;, &lt;TokenType.XML: &#39;XML&#39;&gt;, &lt;TokenType.UINT128: &#39;UINT128&#39;&gt;, &lt;TokenType.BIGDECIMAL: &#39;BIGDECIMAL&#39;&gt;, &lt;TokenType.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;, &lt;TokenType.UINT256: &#39;UINT256&#39;&gt;, &lt;TokenType.DATEMULTIRANGE: &#39;DATEMULTIRANGE&#39;&gt;, &lt;TokenType.NUMRANGE: &#39;NUMRANGE&#39;&gt;, &lt;TokenType.BOOLEAN: &#39;BOOLEAN&#39;&gt;, &lt;TokenType.MEDIUMTEXT: &#39;MEDIUMTEXT&#39;&gt;, &lt;TokenType.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;TokenType.BIGINT: &#39;BIGINT&#39;&gt;, &lt;TokenType.JSONB: &#39;JSONB&#39;&gt;, &lt;TokenType.NULLABLE: &#39;NULLABLE&#39;&gt;, &lt;TokenType.CHAR: &#39;CHAR&#39;&gt;, &lt;TokenType.INT4RANGE: &#39;INT4RANGE&#39;&gt;, &lt;TokenType.UINT: &#39;UINT&#39;&gt;, &lt;TokenType.NVARCHAR: &#39;NVARCHAR&#39;&gt;, &lt;TokenType.IMAGE: &#39;IMAGE&#39;&gt;, &lt;TokenType.TINYINT: &#39;TINYINT&#39;&gt;, &lt;TokenType.INET: &#39;INET&#39;&gt;, &lt;TokenType.SMALLMONEY: &#39;SMALLMONEY&#39;&gt;, &lt;TokenType.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;TokenType.INTERVAL: &#39;INTERVAL&#39;&gt;, &lt;TokenType.GEOMETRY: &#39;GEOMETRY&#39;&gt;, &lt;TokenType.FLOAT: &#39;FLOAT&#39;&gt;, &lt;TokenType.TIME: &#39;TIME&#39;&gt;, &lt;TokenType.LONGTEXT: &#39;LONGTEXT&#39;&gt;, &lt;TokenType.UBIGINT: &#39;UBIGINT&#39;&gt;, &lt;TokenType.UNIQUEIDENTIFIER: &#39;UNIQUEIDENTIFIER&#39;&gt;, &lt;TokenType.MAP: &#39;MAP&#39;&gt;, &lt;TokenType.ARRAY: &#39;ARRAY&#39;&gt;, &lt;TokenType.STRUCT: &#39;STRUCT&#39;&gt;, &lt;TokenType.UTINYINT: &#39;UTINYINT&#39;&gt;, &lt;TokenType.HLLSKETCH: &#39;HLLSKETCH&#39;&gt;, &lt;TokenType.SMALLSERIAL: &#39;SMALLSERIAL&#39;&gt;, &lt;TokenType.VARBINARY: &#39;VARBINARY&#39;&gt;, &lt;TokenType.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;, &lt;TokenType.DATETIME64: &#39;DATETIME64&#39;&gt;, &lt;TokenType.UUID: &#39;UUID&#39;&gt;, &lt;TokenType.DECIMAL: &#39;DECIMAL&#39;&gt;, &lt;TokenType.JSON: &#39;JSON&#39;&gt;, &lt;TokenType.MONEY: &#39;MONEY&#39;&gt;, &lt;TokenType.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;TokenType.INT4MULTIRANGE: &#39;INT4MULTIRANGE&#39;&gt;, &lt;TokenType.DATERANGE: &#39;DATERANGE&#39;&gt;, &lt;TokenType.INT: &#39;INT&#39;&gt;, &lt;TokenType.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;TokenType.BIGSERIAL: &#39;BIGSERIAL&#39;&gt;, &lt;TokenType.SUPER: &#39;SUPER&#39;&gt;, &lt;TokenType.OBJECT: &#39;OBJECT&#39;&gt;, &lt;TokenType.MEDIUMBLOB: &#39;MEDIUMBLOB&#39;&gt;, &lt;TokenType.BINARY: &#39;BINARY&#39;&gt;, &lt;TokenType.DATETIME: &#39;DATETIME&#39;&gt;, &lt;TokenType.GEOGRAPHY: &#39;GEOGRAPHY&#39;&gt;, &lt;TokenType.PSEUDO_TYPE: &#39;PSEUDO_TYPE&#39;&gt;, &lt;TokenType.INT128: &#39;INT128&#39;&gt;, &lt;TokenType.TSTZRANGE: &#39;TSTZRANGE&#39;&gt;, &lt;TokenType.SERIAL: &#39;SERIAL&#39;&gt;, &lt;TokenType.INT256: &#39;INT256&#39;&gt;, &lt;TokenType.ROWVERSION: &#39;ROWVERSION&#39;&gt;, &lt;TokenType.INT8MULTIRANGE: &#39;INT8MULTIRANGE&#39;&gt;, &lt;TokenType.ENUM: &#39;ENUM&#39;&gt;, &lt;TokenType.LONGBLOB: &#39;LONGBLOB&#39;&gt;, &lt;TokenType.HSTORE: &#39;HSTORE&#39;&gt;, &lt;TokenType.BIT: &#39;BIT&#39;&gt;, &lt;TokenType.DATE: &#39;DATE&#39;&gt;, &lt;TokenType.VARIANT: &#39;VARIANT&#39;&gt;, &lt;TokenType.NUMMULTIRANGE: &#39;NUMMULTIRANGE&#39;&gt;, &lt;TokenType.TEXT: &#39;TEXT&#39;&gt;, &lt;TokenType.NCHAR: &#39;NCHAR&#39;&gt;, &lt;TokenType.TSTZMULTIRANGE: &#39;TSTZMULTIRANGE&#39;&gt;, &lt;TokenType.USERDEFINED: &#39;USERDEFINED&#39;&gt;}</span>
</div>
@ -2253,6 +2253,7 @@ Default: True</li>
<dd id="DuckDB.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="DuckDB.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="DuckDB.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="DuckDB.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

View file

@ -2883,6 +2883,7 @@ Default: True</li>
<dd id="Hive.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Hive.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Hive.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Hive.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

File diff suppressed because one or more lines are too long

View file

@ -977,7 +977,7 @@ Default: 3</li>
<div id="Oracle.Parser.WINDOW_BEFORE_PAREN_TOKENS" class="classattr">
<div class="attr variable">
<span class="name">WINDOW_BEFORE_PAREN_TOKENS</span> =
<span class="default_value">{&lt;TokenType.KEEP: &#39;KEEP&#39;&gt;, &lt;TokenType.OVER: &#39;OVER&#39;&gt;}</span>
<span class="default_value">{&lt;TokenType.OVER: &#39;OVER&#39;&gt;, &lt;TokenType.KEEP: &#39;KEEP&#39;&gt;}</span>
</div>
@ -1003,7 +1003,7 @@ Default: 3</li>
<div class="attr variable">
<span class="name">FUNCTION_PARSERS</span><span class="annotation">: Dict[str, Callable]</span> =
<input id="Oracle.Parser.FUNCTION_PARSERS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="Oracle.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRIM&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;XMLTABLE&#39;: &lt;function _parse_xml_table&gt;}</span>
<label class="view-value-button pdoc-button" for="Oracle.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;ANY_VALUE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRIM&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;XMLTABLE&#39;: &lt;function _parse_xml_table&gt;}</span>
</div>
@ -2015,6 +2015,7 @@ Default: True</li>
<dd id="Oracle.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Oracle.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Oracle.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Oracle.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

View file

@ -1531,7 +1531,7 @@ Default: 3</li>
<div class="attr variable">
<span class="name">FUNCTION_PARSERS</span> =
<input id="Postgres.Parser.FUNCTION_PARSERS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="Postgres.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRIM&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DATE_PART&#39;: &lt;function <a href="#Postgres.Parser">Postgres.Parser</a>.&lt;lambda&gt;&gt;}</span>
<label class="view-value-button pdoc-button" for="Postgres.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;ANY_VALUE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRIM&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DATE_PART&#39;: &lt;function <a href="#Postgres.Parser">Postgres.Parser</a>.&lt;lambda&gt;&gt;}</span>
</div>
@ -2574,6 +2574,7 @@ Default: True</li>
<dd id="Postgres.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Postgres.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Postgres.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Postgres.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

View file

@ -1366,7 +1366,7 @@ Default: 3</li>
<div class="attr variable">
<span class="name">FUNCTION_PARSERS</span> =
<input id="Presto.Parser.FUNCTION_PARSERS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="Presto.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;}</span>
<label class="view-value-button pdoc-button" for="Presto.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;ANY_VALUE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;}</span>
</div>
@ -2541,6 +2541,7 @@ Default: True</li>
<dd id="Presto.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Presto.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Presto.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Presto.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

View file

@ -1522,7 +1522,7 @@ Default: True</li>
<div id="Redshift.Generator.RESERVED_KEYWORDS" class="classattr">
<div class="attr variable">
<span class="name">RESERVED_KEYWORDS</span> =
<span class="default_value">{&#39;type&#39;, &#39;snapshot&#39;}</span>
<span class="default_value">{&#39;snapshot&#39;, &#39;type&#39;}</span>
</div>
@ -2186,6 +2186,7 @@ without precision we convert it to <code>VARCHAR(max)</code> and if it does have
<dd id="Redshift.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Redshift.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Redshift.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Redshift.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
<div><dt><a href="postgres.html#Postgres.Generator">sqlglot.dialects.postgres.Postgres.Generator</a></dt>

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@ -1416,6 +1416,7 @@ Default: True</li>
<dd id="Spark.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Spark.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Spark.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Spark.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
<div><dt><a href="spark2.html#Spark2.Generator">sqlglot.dialects.spark2.Spark2.Generator</a></dt>

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@ -1035,7 +1035,7 @@ Default: 3</li>
<div class="attr variable">
<span class="name">FUNCTION_PARSERS</span> =
<input id="Spark2.Parser.FUNCTION_PARSERS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="Spark2.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRIM&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;BROADCAST&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;BROADCASTJOIN&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;MAPJOIN&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;MERGE&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;SHUFFLEMERGE&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;MERGEJOIN&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;SHUFFLE_HASH&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;SHUFFLE_REPLICATE_NL&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;}</span>
<label class="view-value-button pdoc-button" for="Spark2.Parser.FUNCTION_PARSERS-view-value"></label><span class="default_value">{&#39;ANY_VALUE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONCAT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;DECODE&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;EXTRACT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;JSON_OBJECT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;LOG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;MATCH&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;OPENJSON&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;POSITION&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SAFE_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;STRING_AGG&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;SUBSTRING&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRIM&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CAST&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;TRY_CONVERT&#39;: &lt;function Parser.&lt;lambda&gt;&gt;, &#39;BROADCAST&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;BROADCASTJOIN&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;MAPJOIN&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;MERGE&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;SHUFFLEMERGE&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;MERGEJOIN&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;SHUFFLE_HASH&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;, &#39;SHUFFLE_REPLICATE_NL&#39;: &lt;function <a href="#Spark2.Parser">Spark2.Parser</a>.&lt;lambda&gt;&gt;}</span>
</div>
@ -1968,6 +1968,7 @@ Default: True</li>
<dd id="Spark2.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Spark2.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Spark2.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Spark2.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
<div><dt><a href="hive.html#Hive.Generator">sqlglot.dialects.hive.Hive.Generator</a></dt>

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@ -2092,6 +2092,7 @@ Default: True</li>
<dd id="SQLite.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="SQLite.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="SQLite.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="SQLite.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

View file

@ -1425,6 +1425,7 @@ Default: True</li>
<dd id="StarRocks.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="StarRocks.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="StarRocks.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="StarRocks.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
<div><dt><a href="mysql.html#MySQL.Generator">sqlglot.dialects.mysql.MySQL.Generator</a></dt>

View file

@ -1292,6 +1292,7 @@ Default: True</li>
<dd id="Tableau.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Tableau.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Tableau.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Tableau.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
</dl>

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@ -1116,6 +1116,7 @@ Default: True</li>
<dd id="Trino.Generator.dictsubproperty_sql" class="function"><a href="../generator.html#Generator.dictsubproperty_sql">dictsubproperty_sql</a></dd>
<dd id="Trino.Generator.oncluster_sql" class="function"><a href="../generator.html#Generator.oncluster_sql">oncluster_sql</a></dd>
<dd id="Trino.Generator.clusteredbyproperty_sql" class="function"><a href="../generator.html#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a></dd>
<dd id="Trino.Generator.anyvalue_sql" class="function"><a href="../generator.html#Generator.anyvalue_sql">anyvalue_sql</a></dd>
</div>
<div><dt><a href="presto.html#Presto.Generator">sqlglot.dialects.presto.Presto.Generator</a></dt>

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@ -3776,6 +3776,9 @@
<li>
<a class="class" href="#AnyValue">AnyValue</a>
<ul class="memberlist">
<li>
<a class="variable" href="#AnyValue.arg_types">arg_types</a>
</li>
<li>
<a class="variable" href="#AnyValue.key">key</a>
</li>
@ -9582,7 +9585,7 @@ SQL expressions, such as <code><a href="#select">sqlglot.expressions.select</a><
</span><span id="L-3922"><a href="#L-3922"><span class="linenos">3922</span></a>
</span><span id="L-3923"><a href="#L-3923"><span class="linenos">3923</span></a>
</span><span id="L-3924"><a href="#L-3924"><span class="linenos">3924</span></a><span class="k">class</span> <span class="nc">AnyValue</span><span class="p">(</span><span class="n">AggFunc</span><span class="p">):</span>
</span><span id="L-3925"><a href="#L-3925"><span class="linenos">3925</span></a> <span class="k">pass</span>
</span><span id="L-3925"><a href="#L-3925"><span class="linenos">3925</span></a> <span class="n">arg_types</span> <span class="o">=</span> <span class="p">{</span><span class="s2">&quot;this&quot;</span><span class="p">:</span> <span class="kc">True</span><span class="p">,</span> <span class="s2">&quot;having&quot;</span><span class="p">:</span> <span class="kc">False</span><span class="p">,</span> <span class="s2">&quot;max&quot;</span><span class="p">:</span> <span class="kc">False</span><span class="p">}</span>
</span><span id="L-3926"><a href="#L-3926"><span class="linenos">3926</span></a>
</span><span id="L-3927"><a href="#L-3927"><span class="linenos">3927</span></a>
</span><span id="L-3928"><a href="#L-3928"><span class="linenos">3928</span></a><span class="k">class</span> <span class="nc">Case</span><span class="p">(</span><span class="n">Func</span><span class="p">):</span>
@ -36661,7 +36664,7 @@ If an <code><a href="#Expression">Expression</a></code> instance is passed, it w
<div class="attr variable">
<span class="name">TEXT_TYPES</span> =
<input id="DataType.TEXT_TYPES-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="DataType.TEXT_TYPES-view-value"></label><span class="default_value">{&lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;Type.TEXT: &#39;TEXT&#39;&gt;, &lt;Type.CHAR: &#39;CHAR&#39;&gt;, &lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;, &lt;Type.NCHAR: &#39;NCHAR&#39;&gt;}</span>
<label class="view-value-button pdoc-button" for="DataType.TEXT_TYPES-view-value"></label><span class="default_value">{&lt;Type.NVARCHAR: &#39;NVARCHAR&#39;&gt;, &lt;Type.VARCHAR: &#39;VARCHAR&#39;&gt;, &lt;Type.TEXT: &#39;TEXT&#39;&gt;, &lt;Type.CHAR: &#39;CHAR&#39;&gt;, &lt;Type.NCHAR: &#39;NCHAR&#39;&gt;}</span>
</div>
@ -36674,7 +36677,7 @@ If an <code><a href="#Expression">Expression</a></code> instance is passed, it w
<div class="attr variable">
<span class="name">INTEGER_TYPES</span> =
<input id="DataType.INTEGER_TYPES-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="DataType.INTEGER_TYPES-view-value"></label><span class="default_value">{&lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;Type.INT128: &#39;INT128&#39;&gt;, &lt;Type.INT256: &#39;INT256&#39;&gt;, &lt;Type.INT: &#39;INT&#39;&gt;, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;}</span>
<label class="view-value-button pdoc-button" for="DataType.INTEGER_TYPES-view-value"></label><span class="default_value">{&lt;Type.INT: &#39;INT&#39;&gt;, &lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;Type.INT128: &#39;INT128&#39;&gt;, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;, &lt;Type.INT256: &#39;INT256&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;}</span>
</div>
@ -36699,7 +36702,7 @@ If an <code><a href="#Expression">Expression</a></code> instance is passed, it w
<div class="attr variable">
<span class="name">NUMERIC_TYPES</span> =
<input id="DataType.NUMERIC_TYPES-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="DataType.NUMERIC_TYPES-view-value"></label><span class="default_value">{&lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;, &lt;Type.INT128: &#39;INT128&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.INT256: &#39;INT256&#39;&gt;, &lt;Type.INT: &#39;INT&#39;&gt;}</span>
<label class="view-value-button pdoc-button" for="DataType.NUMERIC_TYPES-view-value"></label><span class="default_value">{&lt;Type.INT: &#39;INT&#39;&gt;, &lt;Type.SMALLINT: &#39;SMALLINT&#39;&gt;, &lt;Type.INT128: &#39;INT128&#39;&gt;, &lt;Type.TINYINT: &#39;TINYINT&#39;&gt;, &lt;Type.FLOAT: &#39;FLOAT&#39;&gt;, &lt;Type.INT256: &#39;INT256&#39;&gt;, &lt;Type.BIGINT: &#39;BIGINT&#39;&gt;, &lt;Type.DOUBLE: &#39;DOUBLE&#39;&gt;}</span>
</div>
@ -36712,7 +36715,7 @@ If an <code><a href="#Expression">Expression</a></code> instance is passed, it w
<div class="attr variable">
<span class="name">TEMPORAL_TYPES</span> =
<input id="DataType.TEMPORAL_TYPES-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="DataType.TEMPORAL_TYPES-view-value"></label><span class="default_value">{&lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.DATE: &#39;DATE&#39;&gt;, &lt;Type.TIME: &#39;TIME&#39;&gt;, &lt;Type.DATETIME: &#39;DATETIME&#39;&gt;, &lt;Type.DATETIME64: &#39;DATETIME64&#39;&gt;, &lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}</span>
<label class="view-value-button pdoc-button" for="DataType.TEMPORAL_TYPES-view-value"></label><span class="default_value">{&lt;Type.TIMESTAMP: &#39;TIMESTAMP&#39;&gt;, &lt;Type.DATETIME64: &#39;DATETIME64&#39;&gt;, &lt;Type.DATE: &#39;DATE&#39;&gt;, &lt;Type.TIMESTAMPTZ: &#39;TIMESTAMPTZ&#39;&gt;, &lt;Type.TIME: &#39;TIME&#39;&gt;, &lt;Type.DATETIME: &#39;DATETIME&#39;&gt;, &lt;Type.TIMESTAMPLTZ: &#39;TIMESTAMPLTZ&#39;&gt;}</span>
</div>
@ -36724,7 +36727,7 @@ If an <code><a href="#Expression">Expression</a></code> instance is passed, it w
<div id="DataType.META_TYPES" class="classattr">
<div class="attr variable">
<span class="name">META_TYPES</span> =
<span class="default_value">{&#39;UNKNOWN&#39;, &#39;NULL&#39;}</span>
<span class="default_value">{&#39;NULL&#39;, &#39;UNKNOWN&#39;}</span>
</div>
@ -48183,12 +48186,24 @@ name is set to the expression's class name transformed to snake case.</li>
</div>
<a class="headerlink" href="#AnyValue"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="AnyValue-3925"><a href="#AnyValue-3925"><span class="linenos">3925</span></a><span class="k">class</span> <span class="nc">AnyValue</span><span class="p">(</span><span class="n">AggFunc</span><span class="p">):</span>
</span><span id="AnyValue-3926"><a href="#AnyValue-3926"><span class="linenos">3926</span></a> <span class="k">pass</span>
</span><span id="AnyValue-3926"><a href="#AnyValue-3926"><span class="linenos">3926</span></a> <span class="n">arg_types</span> <span class="o">=</span> <span class="p">{</span><span class="s2">&quot;this&quot;</span><span class="p">:</span> <span class="kc">True</span><span class="p">,</span> <span class="s2">&quot;having&quot;</span><span class="p">:</span> <span class="kc">False</span><span class="p">,</span> <span class="s2">&quot;max&quot;</span><span class="p">:</span> <span class="kc">False</span><span class="p">}</span>
</span></pre></div>
<div id="AnyValue.arg_types" class="classattr">
<div class="attr variable">
<span class="name">arg_types</span> =
<span class="default_value">{&#39;this&#39;: True, &#39;having&#39;: False, &#39;max&#39;: False}</span>
</div>
<a class="headerlink" href="#AnyValue.arg_types"></a>
</div>
<div id="AnyValue.key" class="classattr">
<div class="attr variable">
<span class="name">key</span> =
@ -48206,7 +48221,6 @@ name is set to the expression's class name transformed to snake case.</li>
<dl>
<div><dt><a href="#Expression">Expression</a></dt>
<dd id="AnyValue.__init__" class="function"><a href="#Expression.__init__">Expression</a></dd>
<dd id="AnyValue.arg_types" class="variable"><a href="#Expression.arg_types">arg_types</a></dd>
<dd id="AnyValue.args" class="variable"><a href="#Expression.args">args</a></dd>
<dd id="AnyValue.parent" class="variable"><a href="#Expression.parent">parent</a></dd>
<dd id="AnyValue.arg_key" class="variable"><a href="#Expression.arg_key">arg_key</a></dd>

View file

@ -963,6 +963,9 @@
<li>
<a class="function" href="#Generator.clusteredbyproperty_sql">clusteredbyproperty_sql</a>
</li>
<li>
<a class="function" href="#Generator.anyvalue_sql">anyvalue_sql</a>
</li>
</ul>
</li>
@ -3417,14 +3420,23 @@
</span><span id="L-2423"><a href="#L-2423"><span class="linenos">2423</span></a> <span class="n">buckets</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;buckets&quot;</span><span class="p">)</span>
</span><span id="L-2424"><a href="#L-2424"><span class="linenos">2424</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;CLUSTERED BY (</span><span class="si">{</span><span class="n">expressions</span><span class="si">}</span><span class="s2">)</span><span class="si">{</span><span class="n">sorted_by</span><span class="si">}</span><span class="s2"> INTO </span><span class="si">{</span><span class="n">buckets</span><span class="si">}</span><span class="s2"> BUCKETS&quot;</span>
</span><span id="L-2425"><a href="#L-2425"><span class="linenos">2425</span></a>
</span><span id="L-2426"><a href="#L-2426"><span class="linenos">2426</span></a>
</span><span id="L-2427"><a href="#L-2427"><span class="linenos">2427</span></a><span class="k">def</span> <span class="nf">cached_generator</span><span class="p">(</span>
</span><span id="L-2428"><a href="#L-2428"><span class="linenos">2428</span></a> <span class="n">cache</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="nb">int</span><span class="p">,</span> <span class="nb">str</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>
</span><span id="L-2429"><a href="#L-2429"><span class="linenos">2429</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="L-2430"><a href="#L-2430"><span class="linenos">2430</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Returns a cached generator.&quot;&quot;&quot;</span>
</span><span id="L-2431"><a href="#L-2431"><span class="linenos">2431</span></a> <span class="n">cache</span> <span class="o">=</span> <span class="p">{}</span> <span class="k">if</span> <span class="n">cache</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">cache</span>
</span><span id="L-2432"><a href="#L-2432"><span class="linenos">2432</span></a> <span class="n">generator</span> <span class="o">=</span> <span class="n">Generator</span><span class="p">(</span><span class="n">normalize</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">identify</span><span class="o">=</span><span class="s2">&quot;safe&quot;</span><span class="p">)</span>
</span><span id="L-2433"><a href="#L-2433"><span class="linenos">2433</span></a> <span class="k">return</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">generator</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">cache</span><span class="p">)</span>
</span><span id="L-2426"><a href="#L-2426"><span class="linenos">2426</span></a> <span class="k">def</span> <span class="nf">anyvalue_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">AnyValue</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
</span><span id="L-2427"><a href="#L-2427"><span class="linenos">2427</span></a> <span class="n">this</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">)</span>
</span><span id="L-2428"><a href="#L-2428"><span class="linenos">2428</span></a> <span class="n">having</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;having&quot;</span><span class="p">)</span>
</span><span id="L-2429"><a href="#L-2429"><span class="linenos">2429</span></a>
</span><span id="L-2430"><a href="#L-2430"><span class="linenos">2430</span></a> <span class="k">if</span> <span class="n">having</span><span class="p">:</span>
</span><span id="L-2431"><a href="#L-2431"><span class="linenos">2431</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> HAVING </span><span class="si">{</span><span class="s1">&#39;MAX&#39;</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;max&#39;</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">&#39;MIN&#39;</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">having</span><span class="si">}</span><span class="s2">&quot;</span>
</span><span id="L-2432"><a href="#L-2432"><span class="linenos">2432</span></a>
</span><span id="L-2433"><a href="#L-2433"><span class="linenos">2433</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">&quot;ANY_VALUE&quot;</span><span class="p">,</span> <span class="n">this</span><span class="p">)</span>
</span><span id="L-2434"><a href="#L-2434"><span class="linenos">2434</span></a>
</span><span id="L-2435"><a href="#L-2435"><span class="linenos">2435</span></a>
</span><span id="L-2436"><a href="#L-2436"><span class="linenos">2436</span></a><span class="k">def</span> <span class="nf">cached_generator</span><span class="p">(</span>
</span><span id="L-2437"><a href="#L-2437"><span class="linenos">2437</span></a> <span class="n">cache</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="nb">int</span><span class="p">,</span> <span class="nb">str</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>
</span><span id="L-2438"><a href="#L-2438"><span class="linenos">2438</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="L-2439"><a href="#L-2439"><span class="linenos">2439</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Returns a cached generator.&quot;&quot;&quot;</span>
</span><span id="L-2440"><a href="#L-2440"><span class="linenos">2440</span></a> <span class="n">cache</span> <span class="o">=</span> <span class="p">{}</span> <span class="k">if</span> <span class="n">cache</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">cache</span>
</span><span id="L-2441"><a href="#L-2441"><span class="linenos">2441</span></a> <span class="n">generator</span> <span class="o">=</span> <span class="n">Generator</span><span class="p">(</span><span class="n">normalize</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">identify</span><span class="o">=</span><span class="s2">&quot;safe&quot;</span><span class="p">)</span>
</span><span id="L-2442"><a href="#L-2442"><span class="linenos">2442</span></a> <span class="k">return</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">generator</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">cache</span><span class="p">)</span>
</span></pre></div>
@ -5862,6 +5874,15 @@
</span><span id="Generator-2423"><a href="#Generator-2423"><span class="linenos">2423</span></a> <span class="n">sorted_by</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot; SORTED BY (</span><span class="si">{</span><span class="n">sorted_by</span><span class="si">}</span><span class="s2">)&quot;</span> <span class="k">if</span> <span class="n">sorted_by</span> <span class="k">else</span> <span class="s2">&quot;&quot;</span>
</span><span id="Generator-2424"><a href="#Generator-2424"><span class="linenos">2424</span></a> <span class="n">buckets</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;buckets&quot;</span><span class="p">)</span>
</span><span id="Generator-2425"><a href="#Generator-2425"><span class="linenos">2425</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">&quot;CLUSTERED BY (</span><span class="si">{</span><span class="n">expressions</span><span class="si">}</span><span class="s2">)</span><span class="si">{</span><span class="n">sorted_by</span><span class="si">}</span><span class="s2"> INTO </span><span class="si">{</span><span class="n">buckets</span><span class="si">}</span><span class="s2"> BUCKETS&quot;</span>
</span><span id="Generator-2426"><a href="#Generator-2426"><span class="linenos">2426</span></a>
</span><span id="Generator-2427"><a href="#Generator-2427"><span class="linenos">2427</span></a> <span class="k">def</span> <span class="nf">anyvalue_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">AnyValue</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
</span><span id="Generator-2428"><a href="#Generator-2428"><span class="linenos">2428</span></a> <span class="n">this</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">)</span>
</span><span id="Generator-2429"><a href="#Generator-2429"><span class="linenos">2429</span></a> <span class="n">having</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;having&quot;</span><span class="p">)</span>
</span><span id="Generator-2430"><a href="#Generator-2430"><span class="linenos">2430</span></a>
</span><span id="Generator-2431"><a href="#Generator-2431"><span class="linenos">2431</span></a> <span class="k">if</span> <span class="n">having</span><span class="p">:</span>
</span><span id="Generator-2432"><a href="#Generator-2432"><span class="linenos">2432</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> HAVING </span><span class="si">{</span><span class="s1">&#39;MAX&#39;</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;max&#39;</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">&#39;MIN&#39;</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">having</span><span class="si">}</span><span class="s2">&quot;</span>
</span><span id="Generator-2433"><a href="#Generator-2433"><span class="linenos">2433</span></a>
</span><span id="Generator-2434"><a href="#Generator-2434"><span class="linenos">2434</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">&quot;ANY_VALUE&quot;</span><span class="p">,</span> <span class="n">this</span><span class="p">)</span>
</span></pre></div>
@ -12755,6 +12776,31 @@ which can be slow to compute, so only use it if you set _hash on each node.</li>
</div>
<div id="Generator.anyvalue_sql" class="classattr">
<input id="Generator.anyvalue_sql-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<div class="attr function">
<span class="def">def</span>
<span class="name">anyvalue_sql</span><span class="signature pdoc-code condensed">(<span class="param"><span class="bp">self</span>, </span><span class="param"><span class="n">expression</span><span class="p">:</span> <span class="n"><a href="expressions.html#AnyValue">sqlglot.expressions.AnyValue</a></span></span><span class="return-annotation">) -> <span class="nb">str</span>:</span></span>
<label class="view-source-button" for="Generator.anyvalue_sql-view-source"><span>View Source</span></label>
</div>
<a class="headerlink" href="#Generator.anyvalue_sql"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="Generator.anyvalue_sql-2427"><a href="#Generator.anyvalue_sql-2427"><span class="linenos">2427</span></a> <span class="k">def</span> <span class="nf">anyvalue_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">AnyValue</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
</span><span id="Generator.anyvalue_sql-2428"><a href="#Generator.anyvalue_sql-2428"><span class="linenos">2428</span></a> <span class="n">this</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;this&quot;</span><span class="p">)</span>
</span><span id="Generator.anyvalue_sql-2429"><a href="#Generator.anyvalue_sql-2429"><span class="linenos">2429</span></a> <span class="n">having</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">sql</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="s2">&quot;having&quot;</span><span class="p">)</span>
</span><span id="Generator.anyvalue_sql-2430"><a href="#Generator.anyvalue_sql-2430"><span class="linenos">2430</span></a>
</span><span id="Generator.anyvalue_sql-2431"><a href="#Generator.anyvalue_sql-2431"><span class="linenos">2431</span></a> <span class="k">if</span> <span class="n">having</span><span class="p">:</span>
</span><span id="Generator.anyvalue_sql-2432"><a href="#Generator.anyvalue_sql-2432"><span class="linenos">2432</span></a> <span class="n">this</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">&quot;</span><span class="si">{</span><span class="n">this</span><span class="si">}</span><span class="s2"> HAVING </span><span class="si">{</span><span class="s1">&#39;MAX&#39;</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;max&#39;</span><span class="p">)</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="s1">&#39;MIN&#39;</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">having</span><span class="si">}</span><span class="s2">&quot;</span>
</span><span id="Generator.anyvalue_sql-2433"><a href="#Generator.anyvalue_sql-2433"><span class="linenos">2433</span></a>
</span><span id="Generator.anyvalue_sql-2434"><a href="#Generator.anyvalue_sql-2434"><span class="linenos">2434</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">func</span><span class="p">(</span><span class="s2">&quot;ANY_VALUE&quot;</span><span class="p">,</span> <span class="n">this</span><span class="p">)</span>
</span></pre></div>
</div>
</section>
<section id="cached_generator">
@ -12768,13 +12814,13 @@ which can be slow to compute, so only use it if you set _hash on each node.</li>
</div>
<a class="headerlink" href="#cached_generator"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="cached_generator-2428"><a href="#cached_generator-2428"><span class="linenos">2428</span></a><span class="k">def</span> <span class="nf">cached_generator</span><span class="p">(</span>
</span><span id="cached_generator-2429"><a href="#cached_generator-2429"><span class="linenos">2429</span></a> <span class="n">cache</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="nb">int</span><span class="p">,</span> <span class="nb">str</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>
</span><span id="cached_generator-2430"><a href="#cached_generator-2430"><span class="linenos">2430</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="cached_generator-2431"><a href="#cached_generator-2431"><span class="linenos">2431</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Returns a cached generator.&quot;&quot;&quot;</span>
</span><span id="cached_generator-2432"><a href="#cached_generator-2432"><span class="linenos">2432</span></a> <span class="n">cache</span> <span class="o">=</span> <span class="p">{}</span> <span class="k">if</span> <span class="n">cache</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">cache</span>
</span><span id="cached_generator-2433"><a href="#cached_generator-2433"><span class="linenos">2433</span></a> <span class="n">generator</span> <span class="o">=</span> <span class="n">Generator</span><span class="p">(</span><span class="n">normalize</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">identify</span><span class="o">=</span><span class="s2">&quot;safe&quot;</span><span class="p">)</span>
</span><span id="cached_generator-2434"><a href="#cached_generator-2434"><span class="linenos">2434</span></a> <span class="k">return</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">generator</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">cache</span><span class="p">)</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="cached_generator-2437"><a href="#cached_generator-2437"><span class="linenos">2437</span></a><span class="k">def</span> <span class="nf">cached_generator</span><span class="p">(</span>
</span><span id="cached_generator-2438"><a href="#cached_generator-2438"><span class="linenos">2438</span></a> <span class="n">cache</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Dict</span><span class="p">[</span><span class="nb">int</span><span class="p">,</span> <span class="nb">str</span><span class="p">]]</span> <span class="o">=</span> <span class="kc">None</span>
</span><span id="cached_generator-2439"><a href="#cached_generator-2439"><span class="linenos">2439</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="cached_generator-2440"><a href="#cached_generator-2440"><span class="linenos">2440</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Returns a cached generator.&quot;&quot;&quot;</span>
</span><span id="cached_generator-2441"><a href="#cached_generator-2441"><span class="linenos">2441</span></a> <span class="n">cache</span> <span class="o">=</span> <span class="p">{}</span> <span class="k">if</span> <span class="n">cache</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">cache</span>
</span><span id="cached_generator-2442"><a href="#cached_generator-2442"><span class="linenos">2442</span></a> <span class="n">generator</span> <span class="o">=</span> <span class="n">Generator</span><span class="p">(</span><span class="n">normalize</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">identify</span><span class="o">=</span><span class="s2">&quot;safe&quot;</span><span class="p">)</span>
</span><span id="cached_generator-2443"><a href="#cached_generator-2443"><span class="linenos">2443</span></a> <span class="k">return</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">generator</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">cache</span><span class="p">)</span>
</span></pre></div>

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@ -36,6 +36,9 @@
<li>
<a class="variable" href="#UNMERGABLE_ARGS">UNMERGABLE_ARGS</a>
</li>
<li>
<a class="variable" href="#SAFE_TO_REPLACE_UNWRAPPED">SAFE_TO_REPLACE_UNWRAPPED</a>
</li>
<li>
<a class="function" href="#merge_ctes">merge_ctes</a>
</li>
@ -114,336 +117,356 @@
</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a><span class="p">}</span>
</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a>
</span><span id="L-49"><a href="#L-49"><span class="linenos"> 49</span></a>
</span><span id="L-50"><a href="#L-50"><span class="linenos"> 50</span></a><span class="k">def</span> <span class="nf">merge_ctes</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a> <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a>
</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="c1"># All places where we select from CTEs.</span>
</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> <span class="c1"># We key on the CTE scope so we can detect CTES that are selected from multiple times.</span>
</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> <span class="n">cte_selections</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">scopes</span><span class="p">:</span>
</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a> <span class="k">for</span> <span class="n">table</span><span class="p">,</span> <span class="n">inner_scope</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">is_cte</span><span class="p">:</span>
</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> <span class="n">cte_selections</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> <span class="p">(</span>
</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="n">outer_scope</span><span class="p">,</span>
</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="n">inner_scope</span><span class="p">,</span>
</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="n">table</span><span class="p">,</span>
</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="p">)</span>
</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> <span class="p">)</span>
</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a>
</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a> <span class="n">singular_cte_selections</span> <span class="o">=</span> <span class="p">[</span><span class="n">v</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">cte_selections</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">]</span>
</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> <span class="k">for</span> <span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">singular_cte_selections</span><span class="p">:</span>
</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a> <span class="n">_pop_cte</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a>
</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a>
</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a><span class="k">def</span> <span class="nf">merge_derived_tables</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="k">for</span> <span class="n">subquery</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">:</span>
</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a> <span class="n">inner_scope</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">alias</span><span class="p">]</span>
</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">subquery</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a>
</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a>
</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a><span class="k">def</span> <span class="nf">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a><span class="sd"> Return True if `inner_select` can be merged into outer query.</span>
</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a>
</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a><span class="sd"> Args:</span>
</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a><span class="sd"> outer_scope (Scope)</span>
</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a><span class="sd"> inner_scope (Scope)</span>
</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a><span class="sd"> leave_tables_isolated (bool)</span>
</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a><span class="sd"> from_or_join (exp.From|exp.Join)</span>
</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a><span class="sd"> Returns:</span>
</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a><span class="sd"> bool: True if can be merged</span>
</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="n">inner_select</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a>
</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="k">def</span> <span class="nf">_is_a_window_expression_in_unmergable_operation</span><span class="p">():</span>
</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="n">window_expressions</span> <span class="o">=</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> <span class="n">window_alias_names</span> <span class="o">=</span> <span class="p">{</span><span class="n">window</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="k">for</span> <span class="n">window</span> <span class="ow">in</span> <span class="n">window_expressions</span><span class="p">}</span>
</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> <span class="n">inner_select_name</span> <span class="o">=</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="n">unmergable_window_columns</span> <span class="o">=</span> <span class="p">[</span>
</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a> <span class="n">column</span>
</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">columns</span>
</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Group</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span>
</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="p">)</span>
</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> <span class="p">]</span>
</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="n">window_expressions_in_unmergable</span> <span class="o">=</span> <span class="p">[</span>
</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="n">column</span>
</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">unmergable_window_columns</span>
</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">inner_select_name</span> <span class="ow">and</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">window_alias_names</span>
</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> <span class="p">]</span>
</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">window_expressions_in_unmergable</span><span class="p">)</span>
</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a>
</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="k">def</span> <span class="nf">_outer_select_joins_on_inner_select_join</span><span class="p">():</span>
</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a><span class="sd"> All columns from the inner select in the ON clause must be from the first FROM table.</span>
</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a>
</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a><span class="sd"> That is, this can be merged:</span>
</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a><span class="sd"> SELECT * FROM x JOIN (SELECT y.a AS a FROM y JOIN z) AS q ON x.a = q.a</span>
</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a><span class="sd"> ^^^ ^</span>
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a><span class="sd"> But this can&#39;t:</span>
</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a><span class="sd"> SELECT * FROM x JOIN (SELECT z.a AS a FROM y JOIN z) AS q ON x.a = q.a</span>
</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a><span class="sd"> ^^^ ^</span>
</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>
</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a>
</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="n">on</span> <span class="o">=</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span>
</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">on</span><span class="p">:</span>
</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="n">selections</span> <span class="o">=</span> <span class="p">[</span><span class="n">c</span><span class="o">.</span><span class="n">name</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="n">on</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="k">if</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">alias</span><span class="p">]</span>
</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="n">inner_from</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">inner_from</span><span class="p">:</span>
</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="n">inner_from_table</span> <span class="o">=</span> <span class="n">inner_from</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="n">inner_projections</span> <span class="o">=</span> <span class="p">{</span><span class="n">s</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">s</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">selects</span><span class="p">}</span>
</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span>
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="o">!=</span> <span class="n">inner_from_table</span>
</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="k">for</span> <span class="n">selection</span> <span class="ow">in</span> <span class="n">selections</span>
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">inner_projections</span><span class="p">[</span><span class="n">selection</span><span class="p">]</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span>
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="p">)</span>
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="p">(</span>
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">inner_select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">any</span><span class="p">(</span><span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span> <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">UNMERGABLE_ARGS</span><span class="p">)</span>
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="ow">and</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">pivots</span>
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">any</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span>
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="p">(</span><span class="n">leave_tables_isolated</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span> <span class="o">&gt;</span> <span class="mi">1</span><span class="p">)</span>
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="p">(</span>
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="ow">and</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">)</span>
</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="ow">and</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">side</span> <span class="ow">in</span> <span class="p">{</span><span class="s2">&quot;FULL&quot;</span><span class="p">,</span> <span class="s2">&quot;LEFT&quot;</span><span class="p">,</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">}</span>
</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="p">)</span>
</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="p">(</span>
</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span>
</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="ow">and</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">)</span>
</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="ow">and</span> <span class="nb">any</span><span class="p">(</span>
</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="n">j</span><span class="o">.</span><span class="n">side</span> <span class="ow">in</span> <span class="p">{</span><span class="s2">&quot;FULL&quot;</span><span class="p">,</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">}</span> <span class="k">for</span> <span class="n">j</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="p">[])</span>
</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="p">)</span>
</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="p">)</span>
</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">_outer_select_joins_on_inner_select_join</span><span class="p">()</span>
</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">_is_a_window_expression_in_unmergable_operation</span><span class="p">()</span>
</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="p">)</span>
</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>
</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a>
</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a><span class="k">def</span> <span class="nf">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">):</span>
</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a><span class="sd"> Renames any sources in the inner query that conflict with names in the outer query.</span>
</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a>
</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a><span class="sd"> Args:</span>
</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a><span class="sd"> alias (str)</span>
</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a> <span class="n">taken</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span>
</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a> <span class="n">conflicts</span> <span class="o">=</span> <span class="n">taken</span><span class="o">.</span><span class="n">intersection</span><span class="p">(</span><span class="nb">set</span><span class="p">(</span><span class="n">inner_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">))</span>
</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a> <span class="n">conflicts</span> <span class="o">-=</span> <span class="p">{</span><span class="n">alias</span><span class="p">}</span>
</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a>
</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a> <span class="k">for</span> <span class="n">conflict</span> <span class="ow">in</span> <span class="n">conflicts</span><span class="p">:</span>
</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a> <span class="n">new_name</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken</span><span class="p">,</span> <span class="n">conflict</span><span class="p">)</span>
</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a>
</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a> <span class="n">source</span><span class="p">,</span> <span class="n">_</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">[</span><span class="n">conflict</span><span class="p">]</span>
</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a> <span class="n">new_alias</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">new_name</span><span class="p">)</span>
</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a>
</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">):</span>
</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a> <span class="n">source</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">TableAlias</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">new_alias</span><span class="p">))</span>
</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span> <span class="ow">and</span> <span class="n">source</span><span class="o">.</span><span class="n">alias</span><span class="p">:</span>
</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a> <span class="n">source</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">,</span> <span class="n">new_alias</span><span class="p">)</span>
</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a> <span class="n">source</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">new_alias</span><span class="p">))</span>
</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a>
</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">source_columns</span><span class="p">(</span><span class="n">conflict</span><span class="p">):</span>
</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a> <span class="n">column</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;table&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">new_name</span><span class="p">))</span>
</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a>
</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a> <span class="n">inner_scope</span><span class="o">.</span><span class="n">rename_source</span><span class="p">(</span><span class="n">conflict</span><span class="p">,</span> <span class="n">new_name</span><span class="p">)</span>
</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a>
</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a>
</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a><span class="k">def</span> <span class="nf">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">node_to_replace</span><span class="p">,</span> <span class="n">alias</span><span class="p">):</span>
</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a><span class="sd"> Merge FROM clause of inner query into outer query.</span>
</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a>
</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a><span class="sd"> Args:</span>
</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a><span class="sd"> node_to_replace (exp.Subquery|exp.Table)</span>
</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a><span class="sd"> alias (str)</span>
</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a> <span class="n">new_subquery</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;from&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a> <span class="n">node_to_replace</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new_subquery</span><span class="p">)</span>
</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a> <span class="k">for</span> <span class="n">join_hint</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">join_hints</span><span class="p">:</span>
</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a> <span class="n">tables</span> <span class="o">=</span> <span class="n">join_hint</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span>
</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">tables</span><span class="p">:</span>
</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a> <span class="k">if</span> <span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="o">==</span> <span class="n">node_to_replace</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span>
</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a> <span class="n">table</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">new_subquery</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">))</span>
</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">remove_source</span><span class="p">(</span><span class="n">alias</span><span class="p">)</span>
</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">add_source</span><span class="p">(</span>
</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a> <span class="n">new_subquery</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_subquery</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">]</span>
</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a> <span class="p">)</span>
</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a>
</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a>
</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a><span class="k">def</span> <span class="nf">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a><span class="sd"> Merge JOIN clauses of inner query into outer query.</span>
</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>
</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a><span class="sd"> Args:</span>
</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a><span class="sd"> from_or_join (exp.From|exp.Join)</span>
</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-50"><a href="#L-50"><span class="linenos"> 50</span></a><span class="c1"># Projections in the outer query that are instances of these types can be replaced</span>
</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a><span class="c1"># without getting wrapped in parentheses, because the precedence won&#39;t be altered.</span>
</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a><span class="n">SAFE_TO_REPLACE_UNWRAPPED</span> <span class="o">=</span> <span class="p">(</span>
</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">,</span>
</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span>
</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Func</span><span class="p">,</span>
</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">,</span>
</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Paren</span><span class="p">,</span>
</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a><span class="p">)</span>
</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a>
</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a>
</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a><span class="k">def</span> <span class="nf">merge_ctes</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a>
</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="c1"># All places where we select from CTEs.</span>
</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> <span class="c1"># We key on the CTE scope so we can detect CTES that are selected from multiple times.</span>
</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> <span class="n">cte_selections</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">scopes</span><span class="p">:</span>
</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> <span class="k">for</span> <span class="n">table</span><span class="p">,</span> <span class="n">inner_scope</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">is_cte</span><span class="p">:</span>
</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="n">cte_selections</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> <span class="p">(</span>
</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="n">outer_scope</span><span class="p">,</span>
</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="n">inner_scope</span><span class="p">,</span>
</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> <span class="n">table</span><span class="p">,</span>
</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> <span class="p">)</span>
</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a> <span class="p">)</span>
</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a>
</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a> <span class="n">singular_cte_selections</span> <span class="o">=</span> <span class="p">[</span><span class="n">v</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">cte_selections</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">]</span>
</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a> <span class="k">for</span> <span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">singular_cte_selections</span><span class="p">:</span>
</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> <span class="n">_pop_cte</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a>
</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a>
</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a><span class="k">def</span> <span class="nf">merge_derived_tables</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a> <span class="k">for</span> <span class="n">subquery</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">:</span>
</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a> <span class="n">inner_scope</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">alias</span><span class="p">]</span>
</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">subquery</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a>
</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a>
</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a><span class="k">def</span> <span class="nf">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a><span class="sd"> Return True if `inner_select` can be merged into outer query.</span>
</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a>
</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a><span class="sd"> Args:</span>
</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a><span class="sd"> outer_scope (Scope)</span>
</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a><span class="sd"> inner_scope (Scope)</span>
</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a><span class="sd"> leave_tables_isolated (bool)</span>
</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a><span class="sd"> from_or_join (exp.From|exp.Join)</span>
</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a><span class="sd"> Returns:</span>
</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a><span class="sd"> bool: True if can be merged</span>
</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="n">inner_select</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">unnest</span><span class="p">()</span>
</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a>
</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="k">def</span> <span class="nf">_is_a_window_expression_in_unmergable_operation</span><span class="p">():</span>
</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="n">window_expressions</span> <span class="o">=</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Window</span><span class="p">)</span>
</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="n">window_alias_names</span> <span class="o">=</span> <span class="p">{</span><span class="n">window</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="k">for</span> <span class="n">window</span> <span class="ow">in</span> <span class="n">window_expressions</span><span class="p">}</span>
</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> <span class="n">inner_select_name</span> <span class="o">=</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> <span class="n">unmergable_window_columns</span> <span class="o">=</span> <span class="p">[</span>
</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a> <span class="n">column</span>
</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">columns</span>
</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Group</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span>
</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="p">)</span>
</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="p">]</span>
</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="n">window_expressions_in_unmergable</span> <span class="o">=</span> <span class="p">[</span>
</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="n">column</span>
</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">unmergable_window_columns</span>
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">inner_select_name</span> <span class="ow">and</span> <span class="n">column</span><span class="o">.</span><span class="n">name</span> <span class="ow">in</span> <span class="n">window_alias_names</span>
</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="p">]</span>
</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">window_expressions_in_unmergable</span><span class="p">)</span>
</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>
</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="k">def</span> <span class="nf">_outer_select_joins_on_inner_select_join</span><span class="p">():</span>
</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a><span class="sd"> All columns from the inner select in the ON clause must be from the first FROM table.</span>
</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a>
</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a><span class="sd"> That is, this can be merged:</span>
</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a><span class="sd"> SELECT * FROM x JOIN (SELECT y.a AS a FROM y JOIN z) AS q ON x.a = q.a</span>
</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a><span class="sd"> ^^^ ^</span>
</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a><span class="sd"> But this can&#39;t:</span>
</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a><span class="sd"> SELECT * FROM x JOIN (SELECT z.a AS a FROM y JOIN z) AS q ON x.a = q.a</span>
</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a><span class="sd"> ^^^ ^</span>
</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a>
</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a>
</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="n">on</span> <span class="o">=</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">)</span>
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">on</span><span class="p">:</span>
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="n">selections</span> <span class="o">=</span> <span class="p">[</span><span class="n">c</span><span class="o">.</span><span class="n">name</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="n">on</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="k">if</span> <span class="n">c</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">alias</span><span class="p">]</span>
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="n">inner_from</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">inner_from</span><span class="p">:</span>
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="n">inner_from_table</span> <span class="o">=</span> <span class="n">inner_from</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="n">inner_projections</span> <span class="o">=</span> <span class="p">{</span><span class="n">s</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span> <span class="n">s</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">selects</span><span class="p">}</span>
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span>
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="n">col</span><span class="o">.</span><span class="n">table</span> <span class="o">!=</span> <span class="n">inner_from_table</span>
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="k">for</span> <span class="n">selection</span> <span class="ow">in</span> <span class="n">selections</span>
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="k">for</span> <span class="n">col</span> <span class="ow">in</span> <span class="n">inner_projections</span><span class="p">[</span><span class="n">selection</span><span class="p">]</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span>
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="p">)</span>
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a>
</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="k">return</span> <span class="p">(</span>
</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">inner_select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span>
</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">any</span><span class="p">(</span><span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span> <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="n">UNMERGABLE_ARGS</span><span class="p">)</span>
</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="ow">and</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">pivots</span>
</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="nb">any</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">)</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span>
</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="p">(</span><span class="n">leave_tables_isolated</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span> <span class="o">&gt;</span> <span class="mi">1</span><span class="p">)</span>
</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="p">(</span>
</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="ow">and</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">)</span>
</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="ow">and</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">side</span> <span class="ow">in</span> <span class="p">{</span><span class="s2">&quot;FULL&quot;</span><span class="p">,</span> <span class="s2">&quot;LEFT&quot;</span><span class="p">,</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">}</span>
</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> <span class="p">)</span>
</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="p">(</span>
</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">)</span>
</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> <span class="ow">and</span> <span class="n">inner_select</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">)</span>
</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="ow">and</span> <span class="nb">any</span><span class="p">(</span>
</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> <span class="n">j</span><span class="o">.</span><span class="n">side</span> <span class="ow">in</span> <span class="p">{</span><span class="s2">&quot;FULL&quot;</span><span class="p">,</span> <span class="s2">&quot;RIGHT&quot;</span><span class="p">}</span> <span class="k">for</span> <span class="n">j</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="p">[])</span>
</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a> <span class="p">)</span>
</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a> <span class="p">)</span>
</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">_outer_select_joins_on_inner_select_join</span><span class="p">()</span>
</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">_is_a_window_expression_in_unmergable_operation</span><span class="p">()</span>
</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a> <span class="p">)</span>
</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>
</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a>
</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a><span class="k">def</span> <span class="nf">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">):</span>
</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a><span class="sd"> Renames any sources in the inner query that conflict with names in the outer query.</span>
</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a>
</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a><span class="sd"> Args:</span>
</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a><span class="sd"> alias (str)</span>
</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a> <span class="n">taken</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span>
</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a> <span class="n">conflicts</span> <span class="o">=</span> <span class="n">taken</span><span class="o">.</span><span class="n">intersection</span><span class="p">(</span><span class="nb">set</span><span class="p">(</span><span class="n">inner_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">))</span>
</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a> <span class="n">conflicts</span> <span class="o">-=</span> <span class="p">{</span><span class="n">alias</span><span class="p">}</span>
</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>
</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a> <span class="k">for</span> <span class="n">conflict</span> <span class="ow">in</span> <span class="n">conflicts</span><span class="p">:</span>
</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a> <span class="n">new_name</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken</span><span class="p">,</span> <span class="n">conflict</span><span class="p">)</span>
</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a>
</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a> <span class="n">source</span><span class="p">,</span> <span class="n">_</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">[</span><span class="n">conflict</span><span class="p">]</span>
</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a> <span class="n">new_alias</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">new_name</span><span class="p">)</span>
</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a>
</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Subquery</span><span class="p">):</span>
</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a> <span class="n">source</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">TableAlias</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">new_alias</span><span class="p">))</span>
</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span> <span class="ow">and</span> <span class="n">source</span><span class="o">.</span><span class="n">alias</span><span class="p">:</span>
</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a> <span class="n">source</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">,</span> <span class="n">new_alias</span><span class="p">)</span>
</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">):</span>
</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a> <span class="n">source</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="n">new_alias</span><span class="p">))</span>
</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a>
</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">source_columns</span><span class="p">(</span><span class="n">conflict</span><span class="p">):</span>
</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a> <span class="n">column</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;table&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">new_name</span><span class="p">))</span>
</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a>
</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a> <span class="n">inner_scope</span><span class="o">.</span><span class="n">rename_source</span><span class="p">(</span><span class="n">conflict</span><span class="p">,</span> <span class="n">new_name</span><span class="p">)</span>
</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a>
</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a>
</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a><span class="k">def</span> <span class="nf">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">node_to_replace</span><span class="p">,</span> <span class="n">alias</span><span class="p">):</span>
</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a><span class="sd"> Merge FROM clause of inner query into outer query.</span>
</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>
</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a><span class="sd"> Args:</span>
</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a><span class="sd"> node_to_replace (exp.Subquery|exp.Table)</span>
</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a><span class="sd"> alias (str)</span>
</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a> <span class="n">new_subquery</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;from&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a> <span class="n">node_to_replace</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">new_subquery</span><span class="p">)</span>
</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a> <span class="k">for</span> <span class="n">join_hint</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">join_hints</span><span class="p">:</span>
</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a> <span class="n">tables</span> <span class="o">=</span> <span class="n">join_hint</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Table</span><span class="p">)</span>
</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a> <span class="k">for</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">tables</span><span class="p">:</span>
</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a> <span class="k">if</span> <span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="o">==</span> <span class="n">node_to_replace</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span>
</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a> <span class="n">table</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;this&quot;</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">new_subquery</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">))</span>
</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">remove_source</span><span class="p">(</span><span class="n">alias</span><span class="p">)</span>
</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">add_source</span><span class="p">(</span>
</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a> <span class="n">new_subquery</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">new_subquery</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">]</span>
</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a> <span class="p">)</span>
</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a>
</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a> <span class="n">new_joins</span> <span class="o">=</span> <span class="p">[]</span>
</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a>
</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a> <span class="n">joins</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]</span>
</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">joins</span><span class="p">:</span>
</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a> <span class="n">new_joins</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">join</span><span class="p">)</span>
</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">add_source</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">])</span>
</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a>
</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a> <span class="k">if</span> <span class="n">new_joins</span><span class="p">:</span>
</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a> <span class="n">outer_joins</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="p">[])</span>
</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a>
</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a> <span class="c1"># Maintain the join order</span>
</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">):</span>
</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a> <span class="n">position</span> <span class="o">=</span> <span class="mi">0</span>
</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a> <span class="n">position</span> <span class="o">=</span> <span class="n">outer_joins</span><span class="o">.</span><span class="n">index</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span>
</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a> <span class="n">outer_joins</span><span class="p">[</span><span class="n">position</span><span class="p">:</span><span class="n">position</span><span class="p">]</span> <span class="o">=</span> <span class="n">new_joins</span>
</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a>
</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="n">outer_joins</span><span class="p">)</span>
</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a>
</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a>
</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a><span class="k">def</span> <span class="nf">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">):</span>
</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a><span class="sd"> Merge projections of inner query into outer query.</span>
</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a>
</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a><span class="sd"> Args:</span>
</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a><span class="sd"> alias (str)</span>
</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a> <span class="c1"># Collect all columns that reference the alias of the inner query</span>
</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a> <span class="n">outer_columns</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">alias</span><span class="p">:</span>
</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a> <span class="n">outer_columns</span><span class="p">[</span><span class="n">column</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">column</span><span class="p">)</span>
</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a>
</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a><span class="k">def</span> <span class="nf">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a><span class="sd"> Merge JOIN clauses of inner query into outer query.</span>
</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a>
</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a><span class="sd"> Args:</span>
</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a><span class="sd"> from_or_join (exp.From|exp.Join)</span>
</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a>
</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a> <span class="n">new_joins</span> <span class="o">=</span> <span class="p">[]</span>
</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a>
</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a> <span class="n">joins</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">)</span> <span class="ow">or</span> <span class="p">[]</span>
</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">joins</span><span class="p">:</span>
</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a> <span class="n">new_joins</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">join</span><span class="p">)</span>
</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">add_source</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">,</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">])</span>
</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a>
</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a> <span class="k">if</span> <span class="n">new_joins</span><span class="p">:</span>
</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a> <span class="n">outer_joins</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="p">[])</span>
</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a>
</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a> <span class="c1"># Maintain the join order</span>
</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">):</span>
</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a> <span class="n">position</span> <span class="o">=</span> <span class="mi">0</span>
</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a> <span class="n">position</span> <span class="o">=</span> <span class="n">outer_joins</span><span class="o">.</span><span class="n">index</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span>
</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a> <span class="n">outer_joins</span><span class="p">[</span><span class="n">position</span><span class="p">:</span><span class="n">position</span><span class="p">]</span> <span class="o">=</span> <span class="n">new_joins</span>
</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>
</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;joins&quot;</span><span class="p">,</span> <span class="n">outer_joins</span><span class="p">)</span>
</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a>
</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a>
</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a><span class="k">def</span> <span class="nf">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">):</span>
</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a><span class="sd"> Merge projections of inner query into outer query.</span>
</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a>
</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a> <span class="c1"># Replace columns with the projection expression in the inner query</span>
</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a> <span class="n">projection_name</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">projection_name</span><span class="p">:</span>
</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a> <span class="k">continue</span>
</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a> <span class="n">columns_to_replace</span> <span class="o">=</span> <span class="n">outer_columns</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">projection_name</span><span class="p">,</span> <span class="p">[])</span>
</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns_to_replace</span><span class="p">:</span>
</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a> <span class="n">column</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">unalias</span><span class="p">()</span><span class="o">.</span><span class="n">copy</span><span class="p">())</span>
</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a>
</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a>
</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a><span class="k">def</span> <span class="nf">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a><span class="sd"> Merge WHERE clause of inner query into outer query.</span>
</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a>
</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a><span class="sd"> Args:</span>
</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a><span class="sd"> from_or_join (exp.From|exp.Join)</span>
</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a> <span class="n">where</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">)</span>
</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">where</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">:</span>
</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a> <span class="k">return</span>
</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a>
</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span>
</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a>
</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a> <span class="c1"># Merge predicates from an outer join to the ON clause</span>
</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a> <span class="c1"># if it only has columns that are already joined</span>
</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a> <span class="n">from_</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a> <span class="n">sources</span> <span class="o">=</span> <span class="p">{</span><span class="n">from_</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">}</span> <span class="k">if</span> <span class="n">from_</span> <span class="k">else</span> <span class="p">{}</span>
</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a>
</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;joins&quot;</span><span class="p">]:</span>
</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a> <span class="n">source</span> <span class="o">=</span> <span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a> <span class="n">sources</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">source</span><span class="p">)</span>
</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a> <span class="k">if</span> <span class="n">source</span> <span class="o">==</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span>
</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a> <span class="k">break</span>
</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a>
</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a> <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="o">&lt;=</span> <span class="n">sources</span><span class="p">:</span>
</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a> <span class="n">from_or_join</span><span class="o">.</span><span class="n">on</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a> <span class="n">from_or_join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a> <span class="k">return</span>
</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a>
</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a>
</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a><span class="sd"> Args:</span>
</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a><span class="sd"> alias (str)</span>
</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a> <span class="c1"># Collect all columns that reference the alias of the inner query</span>
</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a> <span class="n">outer_columns</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a> <span class="k">if</span> <span class="n">column</span><span class="o">.</span><span class="n">table</span> <span class="o">==</span> <span class="n">alias</span><span class="p">:</span>
</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a> <span class="n">outer_columns</span><span class="p">[</span><span class="n">column</span><span class="o">.</span><span class="n">name</span><span class="p">]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">column</span><span class="p">)</span>
</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a>
</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a> <span class="c1"># Replace columns with the projection expression in the inner query</span>
</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a> <span class="n">projection_name</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">projection_name</span><span class="p">:</span>
</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a> <span class="k">continue</span>
</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a> <span class="n">columns_to_replace</span> <span class="o">=</span> <span class="n">outer_columns</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">projection_name</span><span class="p">,</span> <span class="p">[])</span>
</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a>
</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">unalias</span><span class="p">()</span>
</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a> <span class="n">must_wrap_expression</span> <span class="o">=</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">SAFE_TO_REPLACE_UNWRAPPED</span><span class="p">)</span>
</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a>
</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns_to_replace</span><span class="p">:</span>
</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a> <span class="c1"># Ensures we don&#39;t alter the intended operator precedence if there&#39;s additional</span>
</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a> <span class="c1"># context surrounding the outer expression (i.e. it&#39;s not a simple projection).</span>
</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">column</span><span class="o">.</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Unary</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">))</span> <span class="ow">and</span> <span class="n">must_wrap_expression</span><span class="p">:</span>
</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">paren</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a>
</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a> <span class="n">column</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">())</span>
</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a>
</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a>
</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a><span class="k">def</span> <span class="nf">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a><span class="sd"> Merge WHERE clause of inner query into outer query.</span>
</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a>
</span><span id="L-324"><a href="#L-324"><span class="linenos">324</span></a><span class="sd"> Args:</span>
</span><span id="L-325"><a href="#L-325"><span class="linenos">325</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-326"><a href="#L-326"><span class="linenos">326</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-327"><a href="#L-327"><span class="linenos">327</span></a><span class="sd"> from_or_join (exp.From|exp.Join)</span>
</span><span id="L-328"><a href="#L-328"><span class="linenos">328</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-329"><a href="#L-329"><span class="linenos">329</span></a> <span class="n">where</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">)</span>
</span><span id="L-330"><a href="#L-330"><span class="linenos">330</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">where</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">:</span>
</span><span id="L-331"><a href="#L-331"><span class="linenos">331</span></a> <span class="k">return</span>
</span><span id="L-332"><a href="#L-332"><span class="linenos">332</span></a>
</span><span id="L-333"><a href="#L-333"><span class="linenos">333</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span>
</span><span id="L-334"><a href="#L-334"><span class="linenos">334</span></a>
</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a><span class="k">def</span> <span class="nf">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">):</span>
</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a><span class="sd"> Merge ORDER clause of inner query into outer query.</span>
</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a>
</span><span id="L-339"><a href="#L-339"><span class="linenos">339</span></a><span class="sd"> Args:</span>
</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a> <span class="nb">any</span><span class="p">(</span>
</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span> <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">&quot;group&quot;</span><span class="p">,</span> <span class="s2">&quot;distinct&quot;</span><span class="p">,</span> <span class="s2">&quot;having&quot;</span><span class="p">,</span> <span class="s2">&quot;order&quot;</span><span class="p">]</span>
</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a> <span class="p">)</span>
</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a> <span class="ow">or</span> <span class="nb">len</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span> <span class="o">!=</span> <span class="mi">1</span>
</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a> <span class="ow">or</span> <span class="nb">any</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">)</span> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span>
</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a> <span class="p">):</span>
</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a> <span class="k">return</span>
</span><span id="L-335"><a href="#L-335"><span class="linenos">335</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">from_or_join</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="L-336"><a href="#L-336"><span class="linenos">336</span></a> <span class="c1"># Merge predicates from an outer join to the ON clause</span>
</span><span id="L-337"><a href="#L-337"><span class="linenos">337</span></a> <span class="c1"># if it only has columns that are already joined</span>
</span><span id="L-338"><a href="#L-338"><span class="linenos">338</span></a> <span class="n">from_</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">)</span>
</span><span id="L-339"><a href="#L-339"><span class="linenos">339</span></a> <span class="n">sources</span> <span class="o">=</span> <span class="p">{</span><span class="n">from_</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">}</span> <span class="k">if</span> <span class="n">from_</span> <span class="k">else</span> <span class="p">{}</span>
</span><span id="L-340"><a href="#L-340"><span class="linenos">340</span></a>
</span><span id="L-341"><a href="#L-341"><span class="linenos">341</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;joins&quot;</span><span class="p">]:</span>
</span><span id="L-342"><a href="#L-342"><span class="linenos">342</span></a> <span class="n">source</span> <span class="o">=</span> <span class="n">join</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="L-343"><a href="#L-343"><span class="linenos">343</span></a> <span class="n">sources</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">source</span><span class="p">)</span>
</span><span id="L-344"><a href="#L-344"><span class="linenos">344</span></a> <span class="k">if</span> <span class="n">source</span> <span class="o">==</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">alias_or_name</span><span class="p">:</span>
</span><span id="L-345"><a href="#L-345"><span class="linenos">345</span></a> <span class="k">break</span>
</span><span id="L-346"><a href="#L-346"><span class="linenos">346</span></a>
</span><span id="L-347"><a href="#L-347"><span class="linenos">347</span></a> <span class="k">if</span> <span class="n">exp</span><span class="o">.</span><span class="n">column_table_names</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="o">&lt;=</span> <span class="n">sources</span><span class="p">:</span>
</span><span id="L-348"><a href="#L-348"><span class="linenos">348</span></a> <span class="n">from_or_join</span><span class="o">.</span><span class="n">on</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-349"><a href="#L-349"><span class="linenos">349</span></a> <span class="n">from_or_join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="n">from_or_join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
</span><span id="L-350"><a href="#L-350"><span class="linenos">350</span></a> <span class="k">return</span>
</span><span id="L-351"><a href="#L-351"><span class="linenos">351</span></a>
</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;order&quot;</span><span class="p">,</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;order&quot;</span><span class="p">))</span>
</span><span id="L-352"><a href="#L-352"><span class="linenos">352</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-353"><a href="#L-353"><span class="linenos">353</span></a>
</span><span id="L-354"><a href="#L-354"><span class="linenos">354</span></a>
</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a><span class="k">def</span> <span class="nf">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">):</span>
</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a> <span class="n">inner_scope_hint</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;hint&quot;</span><span class="p">)</span>
</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">inner_scope_hint</span><span class="p">:</span>
</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a> <span class="k">return</span>
</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a> <span class="n">outer_scope_hint</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;hint&quot;</span><span class="p">)</span>
</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a> <span class="k">if</span> <span class="n">outer_scope_hint</span><span class="p">:</span>
</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a> <span class="k">for</span> <span class="n">hint_expression</span> <span class="ow">in</span> <span class="n">inner_scope_hint</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a> <span class="n">outer_scope_hint</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">hint_expression</span><span class="p">)</span>
</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;hint&quot;</span><span class="p">,</span> <span class="n">inner_scope_hint</span><span class="p">)</span>
</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a>
</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a>
</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a><span class="k">def</span> <span class="nf">_pop_cte</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">):</span>
</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a><span class="sd"> Remove CTE from the AST.</span>
</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a>
</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a><span class="sd"> Args:</span>
</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a> <span class="n">cte</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a> <span class="n">with_</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">parent</span>
</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">with_</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a> <span class="n">with_</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a> <span class="n">cte</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span><span id="L-355"><a href="#L-355"><span class="linenos">355</span></a><span class="k">def</span> <span class="nf">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">):</span>
</span><span id="L-356"><a href="#L-356"><span class="linenos">356</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-357"><a href="#L-357"><span class="linenos">357</span></a><span class="sd"> Merge ORDER clause of inner query into outer query.</span>
</span><span id="L-358"><a href="#L-358"><span class="linenos">358</span></a>
</span><span id="L-359"><a href="#L-359"><span class="linenos">359</span></a><span class="sd"> Args:</span>
</span><span id="L-360"><a href="#L-360"><span class="linenos">360</span></a><span class="sd"> outer_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-361"><a href="#L-361"><span class="linenos">361</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-362"><a href="#L-362"><span class="linenos">362</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-363"><a href="#L-363"><span class="linenos">363</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-364"><a href="#L-364"><span class="linenos">364</span></a> <span class="nb">any</span><span class="p">(</span>
</span><span id="L-365"><a href="#L-365"><span class="linenos">365</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span> <span class="k">for</span> <span class="n">arg</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">&quot;group&quot;</span><span class="p">,</span> <span class="s2">&quot;distinct&quot;</span><span class="p">,</span> <span class="s2">&quot;having&quot;</span><span class="p">,</span> <span class="s2">&quot;order&quot;</span><span class="p">]</span>
</span><span id="L-366"><a href="#L-366"><span class="linenos">366</span></a> <span class="p">)</span>
</span><span id="L-367"><a href="#L-367"><span class="linenos">367</span></a> <span class="ow">or</span> <span class="nb">len</span><span class="p">(</span><span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span> <span class="o">!=</span> <span class="mi">1</span>
</span><span id="L-368"><a href="#L-368"><span class="linenos">368</span></a> <span class="ow">or</span> <span class="nb">any</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">AggFunc</span><span class="p">)</span> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span>
</span><span id="L-369"><a href="#L-369"><span class="linenos">369</span></a> <span class="p">):</span>
</span><span id="L-370"><a href="#L-370"><span class="linenos">370</span></a> <span class="k">return</span>
</span><span id="L-371"><a href="#L-371"><span class="linenos">371</span></a>
</span><span id="L-372"><a href="#L-372"><span class="linenos">372</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;order&quot;</span><span class="p">,</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;order&quot;</span><span class="p">))</span>
</span><span id="L-373"><a href="#L-373"><span class="linenos">373</span></a>
</span><span id="L-374"><a href="#L-374"><span class="linenos">374</span></a>
</span><span id="L-375"><a href="#L-375"><span class="linenos">375</span></a><span class="k">def</span> <span class="nf">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">):</span>
</span><span id="L-376"><a href="#L-376"><span class="linenos">376</span></a> <span class="n">inner_scope_hint</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;hint&quot;</span><span class="p">)</span>
</span><span id="L-377"><a href="#L-377"><span class="linenos">377</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">inner_scope_hint</span><span class="p">:</span>
</span><span id="L-378"><a href="#L-378"><span class="linenos">378</span></a> <span class="k">return</span>
</span><span id="L-379"><a href="#L-379"><span class="linenos">379</span></a> <span class="n">outer_scope_hint</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;hint&quot;</span><span class="p">)</span>
</span><span id="L-380"><a href="#L-380"><span class="linenos">380</span></a> <span class="k">if</span> <span class="n">outer_scope_hint</span><span class="p">:</span>
</span><span id="L-381"><a href="#L-381"><span class="linenos">381</span></a> <span class="k">for</span> <span class="n">hint_expression</span> <span class="ow">in</span> <span class="n">inner_scope_hint</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-382"><a href="#L-382"><span class="linenos">382</span></a> <span class="n">outer_scope_hint</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s2">&quot;expressions&quot;</span><span class="p">,</span> <span class="n">hint_expression</span><span class="p">)</span>
</span><span id="L-383"><a href="#L-383"><span class="linenos">383</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-384"><a href="#L-384"><span class="linenos">384</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;hint&quot;</span><span class="p">,</span> <span class="n">inner_scope_hint</span><span class="p">)</span>
</span><span id="L-385"><a href="#L-385"><span class="linenos">385</span></a>
</span><span id="L-386"><a href="#L-386"><span class="linenos">386</span></a>
</span><span id="L-387"><a href="#L-387"><span class="linenos">387</span></a><span class="k">def</span> <span class="nf">_pop_cte</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">):</span>
</span><span id="L-388"><a href="#L-388"><span class="linenos">388</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-389"><a href="#L-389"><span class="linenos">389</span></a><span class="sd"> Remove CTE from the AST.</span>
</span><span id="L-390"><a href="#L-390"><span class="linenos">390</span></a>
</span><span id="L-391"><a href="#L-391"><span class="linenos">391</span></a><span class="sd"> Args:</span>
</span><span id="L-392"><a href="#L-392"><span class="linenos">392</span></a><span class="sd"> inner_scope (sqlglot.optimizer.scope.Scope)</span>
</span><span id="L-393"><a href="#L-393"><span class="linenos">393</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-394"><a href="#L-394"><span class="linenos">394</span></a> <span class="n">cte</span> <span class="o">=</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">expression</span><span class="o">.</span><span class="n">parent</span>
</span><span id="L-395"><a href="#L-395"><span class="linenos">395</span></a> <span class="n">with_</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">parent</span>
</span><span id="L-396"><a href="#L-396"><span class="linenos">396</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">with_</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
</span><span id="L-397"><a href="#L-397"><span class="linenos">397</span></a> <span class="n">with_</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span><span id="L-398"><a href="#L-398"><span class="linenos">398</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-399"><a href="#L-399"><span class="linenos">399</span></a> <span class="n">cte</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span></pre></div>
@ -542,7 +565,7 @@ queries if it would result in multiple table selects in a single query:</p>
<div class="attr variable">
<span class="name">UNMERGABLE_ARGS</span> =
<input id="UNMERGABLE_ARGS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="UNMERGABLE_ARGS-view-value"></label><span class="default_value">{&#39;into&#39;, &#39;sample&#39;, &#39;limit&#39;, &#39;settings&#39;, &#39;windows&#39;, &#39;with&#39;, &#39;qualify&#39;, &#39;distinct&#39;, &#39;format&#39;, &#39;locks&#39;, &#39;offset&#39;, &#39;laterals&#39;, &#39;cluster&#39;, &#39;group&#39;, &#39;pivots&#39;, &#39;having&#39;, &#39;match&#39;, &#39;kind&#39;, &#39;distribute&#39;, &#39;sort&#39;}</span>
<label class="view-value-button pdoc-button" for="UNMERGABLE_ARGS-view-value"></label><span class="default_value">{&#39;sort&#39;, &#39;group&#39;, &#39;cluster&#39;, &#39;offset&#39;, &#39;distinct&#39;, &#39;pivots&#39;, &#39;limit&#39;, &#39;qualify&#39;, &#39;format&#39;, &#39;with&#39;, &#39;settings&#39;, &#39;locks&#39;, &#39;into&#39;, &#39;distribute&#39;, &#39;laterals&#39;, &#39;windows&#39;, &#39;match&#39;, &#39;sample&#39;, &#39;kind&#39;, &#39;having&#39;}</span>
</div>
@ -550,6 +573,19 @@ queries if it would result in multiple table selects in a single query:</p>
</section>
<section id="SAFE_TO_REPLACE_UNWRAPPED">
<div class="attr variable">
<span class="name">SAFE_TO_REPLACE_UNWRAPPED</span> =
<input id="SAFE_TO_REPLACE_UNWRAPPED-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="SAFE_TO_REPLACE_UNWRAPPED-view-value"></label><span class="default_value">(&lt;class &#39;<a href="../expressions.html#Column">sqlglot.expressions.Column</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#EQ">sqlglot.expressions.EQ</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Func">sqlglot.expressions.Func</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#NEQ">sqlglot.expressions.NEQ</a>&#39;&gt;, &lt;class &#39;<a href="../expressions.html#Paren">sqlglot.expressions.Paren</a>&#39;&gt;)</span>
</div>
<a class="headerlink" href="#SAFE_TO_REPLACE_UNWRAPPED"></a>
</section>
<section id="merge_ctes">
<input id="merge_ctes-view-source" class="view-source-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
@ -562,38 +598,38 @@ queries if it would result in multiple table selects in a single query:</p>
</div>
<a class="headerlink" href="#merge_ctes"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="merge_ctes-51"><a href="#merge_ctes-51"><span class="linenos">51</span></a><span class="k">def</span> <span class="nf">merge_ctes</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="merge_ctes-52"><a href="#merge_ctes-52"><span class="linenos">52</span></a> <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="merge_ctes-53"><a href="#merge_ctes-53"><span class="linenos">53</span></a>
</span><span id="merge_ctes-54"><a href="#merge_ctes-54"><span class="linenos">54</span></a> <span class="c1"># All places where we select from CTEs.</span>
</span><span id="merge_ctes-55"><a href="#merge_ctes-55"><span class="linenos">55</span></a> <span class="c1"># We key on the CTE scope so we can detect CTES that are selected from multiple times.</span>
</span><span id="merge_ctes-56"><a href="#merge_ctes-56"><span class="linenos">56</span></a> <span class="n">cte_selections</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
</span><span id="merge_ctes-57"><a href="#merge_ctes-57"><span class="linenos">57</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">scopes</span><span class="p">:</span>
</span><span id="merge_ctes-58"><a href="#merge_ctes-58"><span class="linenos">58</span></a> <span class="k">for</span> <span class="n">table</span><span class="p">,</span> <span class="n">inner_scope</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="merge_ctes-59"><a href="#merge_ctes-59"><span class="linenos">59</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">is_cte</span><span class="p">:</span>
</span><span id="merge_ctes-60"><a href="#merge_ctes-60"><span class="linenos">60</span></a> <span class="n">cte_selections</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
</span><span id="merge_ctes-61"><a href="#merge_ctes-61"><span class="linenos">61</span></a> <span class="p">(</span>
</span><span id="merge_ctes-62"><a href="#merge_ctes-62"><span class="linenos">62</span></a> <span class="n">outer_scope</span><span class="p">,</span>
</span><span id="merge_ctes-63"><a href="#merge_ctes-63"><span class="linenos">63</span></a> <span class="n">inner_scope</span><span class="p">,</span>
</span><span id="merge_ctes-64"><a href="#merge_ctes-64"><span class="linenos">64</span></a> <span class="n">table</span><span class="p">,</span>
</span><span id="merge_ctes-65"><a href="#merge_ctes-65"><span class="linenos">65</span></a> <span class="p">)</span>
</span><span id="merge_ctes-66"><a href="#merge_ctes-66"><span class="linenos">66</span></a> <span class="p">)</span>
</span><span id="merge_ctes-67"><a href="#merge_ctes-67"><span class="linenos">67</span></a>
</span><span id="merge_ctes-68"><a href="#merge_ctes-68"><span class="linenos">68</span></a> <span class="n">singular_cte_selections</span> <span class="o">=</span> <span class="p">[</span><span class="n">v</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">cte_selections</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">]</span>
</span><span id="merge_ctes-69"><a href="#merge_ctes-69"><span class="linenos">69</span></a> <span class="k">for</span> <span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">singular_cte_selections</span><span class="p">:</span>
</span><span id="merge_ctes-70"><a href="#merge_ctes-70"><span class="linenos">70</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="merge_ctes-71"><a href="#merge_ctes-71"><span class="linenos">71</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="merge_ctes-72"><a href="#merge_ctes-72"><span class="linenos">72</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="merge_ctes-73"><a href="#merge_ctes-73"><span class="linenos">73</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_ctes-74"><a href="#merge_ctes-74"><span class="linenos">74</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_ctes-75"><a href="#merge_ctes-75"><span class="linenos">75</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_ctes-76"><a href="#merge_ctes-76"><span class="linenos">76</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_ctes-77"><a href="#merge_ctes-77"><span class="linenos">77</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_ctes-78"><a href="#merge_ctes-78"><span class="linenos">78</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_ctes-79"><a href="#merge_ctes-79"><span class="linenos">79</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_ctes-80"><a href="#merge_ctes-80"><span class="linenos">80</span></a> <span class="n">_pop_cte</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_ctes-81"><a href="#merge_ctes-81"><span class="linenos">81</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="merge_ctes-82"><a href="#merge_ctes-82"><span class="linenos">82</span></a> <span class="k">return</span> <span class="n">expression</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="merge_ctes-62"><a href="#merge_ctes-62"><span class="linenos">62</span></a><span class="k">def</span> <span class="nf">merge_ctes</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="merge_ctes-63"><a href="#merge_ctes-63"><span class="linenos">63</span></a> <span class="n">scopes</span> <span class="o">=</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="merge_ctes-64"><a href="#merge_ctes-64"><span class="linenos">64</span></a>
</span><span id="merge_ctes-65"><a href="#merge_ctes-65"><span class="linenos">65</span></a> <span class="c1"># All places where we select from CTEs.</span>
</span><span id="merge_ctes-66"><a href="#merge_ctes-66"><span class="linenos">66</span></a> <span class="c1"># We key on the CTE scope so we can detect CTES that are selected from multiple times.</span>
</span><span id="merge_ctes-67"><a href="#merge_ctes-67"><span class="linenos">67</span></a> <span class="n">cte_selections</span> <span class="o">=</span> <span class="n">defaultdict</span><span class="p">(</span><span class="nb">list</span><span class="p">)</span>
</span><span id="merge_ctes-68"><a href="#merge_ctes-68"><span class="linenos">68</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">scopes</span><span class="p">:</span>
</span><span id="merge_ctes-69"><a href="#merge_ctes-69"><span class="linenos">69</span></a> <span class="k">for</span> <span class="n">table</span><span class="p">,</span> <span class="n">inner_scope</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="o">.</span><span class="n">values</span><span class="p">():</span>
</span><span id="merge_ctes-70"><a href="#merge_ctes-70"><span class="linenos">70</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">,</span> <span class="n">Scope</span><span class="p">)</span> <span class="ow">and</span> <span class="n">inner_scope</span><span class="o">.</span><span class="n">is_cte</span><span class="p">:</span>
</span><span id="merge_ctes-71"><a href="#merge_ctes-71"><span class="linenos">71</span></a> <span class="n">cte_selections</span><span class="p">[</span><span class="nb">id</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
</span><span id="merge_ctes-72"><a href="#merge_ctes-72"><span class="linenos">72</span></a> <span class="p">(</span>
</span><span id="merge_ctes-73"><a href="#merge_ctes-73"><span class="linenos">73</span></a> <span class="n">outer_scope</span><span class="p">,</span>
</span><span id="merge_ctes-74"><a href="#merge_ctes-74"><span class="linenos">74</span></a> <span class="n">inner_scope</span><span class="p">,</span>
</span><span id="merge_ctes-75"><a href="#merge_ctes-75"><span class="linenos">75</span></a> <span class="n">table</span><span class="p">,</span>
</span><span id="merge_ctes-76"><a href="#merge_ctes-76"><span class="linenos">76</span></a> <span class="p">)</span>
</span><span id="merge_ctes-77"><a href="#merge_ctes-77"><span class="linenos">77</span></a> <span class="p">)</span>
</span><span id="merge_ctes-78"><a href="#merge_ctes-78"><span class="linenos">78</span></a>
</span><span id="merge_ctes-79"><a href="#merge_ctes-79"><span class="linenos">79</span></a> <span class="n">singular_cte_selections</span> <span class="o">=</span> <span class="p">[</span><span class="n">v</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">cte_selections</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">]</span>
</span><span id="merge_ctes-80"><a href="#merge_ctes-80"><span class="linenos">80</span></a> <span class="k">for</span> <span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span> <span class="ow">in</span> <span class="n">singular_cte_selections</span><span class="p">:</span>
</span><span id="merge_ctes-81"><a href="#merge_ctes-81"><span class="linenos">81</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="merge_ctes-82"><a href="#merge_ctes-82"><span class="linenos">82</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="merge_ctes-83"><a href="#merge_ctes-83"><span class="linenos">83</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="merge_ctes-84"><a href="#merge_ctes-84"><span class="linenos">84</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_ctes-85"><a href="#merge_ctes-85"><span class="linenos">85</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">table</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_ctes-86"><a href="#merge_ctes-86"><span class="linenos">86</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_ctes-87"><a href="#merge_ctes-87"><span class="linenos">87</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_ctes-88"><a href="#merge_ctes-88"><span class="linenos">88</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_ctes-89"><a href="#merge_ctes-89"><span class="linenos">89</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_ctes-90"><a href="#merge_ctes-90"><span class="linenos">90</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_ctes-91"><a href="#merge_ctes-91"><span class="linenos">91</span></a> <span class="n">_pop_cte</span><span class="p">(</span><span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_ctes-92"><a href="#merge_ctes-92"><span class="linenos">92</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="merge_ctes-93"><a href="#merge_ctes-93"><span class="linenos">93</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -611,22 +647,22 @@ queries if it would result in multiple table selects in a single query:</p>
</div>
<a class="headerlink" href="#merge_derived_tables"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="merge_derived_tables-85"><a href="#merge_derived_tables-85"><span class="linenos"> 85</span></a><span class="k">def</span> <span class="nf">merge_derived_tables</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="merge_derived_tables-86"><a href="#merge_derived_tables-86"><span class="linenos"> 86</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="merge_derived_tables-87"><a href="#merge_derived_tables-87"><span class="linenos"> 87</span></a> <span class="k">for</span> <span class="n">subquery</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">:</span>
</span><span id="merge_derived_tables-88"><a href="#merge_derived_tables-88"><span class="linenos"> 88</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="merge_derived_tables-89"><a href="#merge_derived_tables-89"><span class="linenos"> 89</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="merge_derived_tables-90"><a href="#merge_derived_tables-90"><span class="linenos"> 90</span></a> <span class="n">inner_scope</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">alias</span><span class="p">]</span>
</span><span id="merge_derived_tables-91"><a href="#merge_derived_tables-91"><span class="linenos"> 91</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="merge_derived_tables-92"><a href="#merge_derived_tables-92"><span class="linenos"> 92</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_derived_tables-93"><a href="#merge_derived_tables-93"><span class="linenos"> 93</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">subquery</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_derived_tables-94"><a href="#merge_derived_tables-94"><span class="linenos"> 94</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_derived_tables-95"><a href="#merge_derived_tables-95"><span class="linenos"> 95</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_derived_tables-96"><a href="#merge_derived_tables-96"><span class="linenos"> 96</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_derived_tables-97"><a href="#merge_derived_tables-97"><span class="linenos"> 97</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_derived_tables-98"><a href="#merge_derived_tables-98"><span class="linenos"> 98</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_derived_tables-99"><a href="#merge_derived_tables-99"><span class="linenos"> 99</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="merge_derived_tables-100"><a href="#merge_derived_tables-100"><span class="linenos">100</span></a> <span class="k">return</span> <span class="n">expression</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="merge_derived_tables-96"><a href="#merge_derived_tables-96"><span class="linenos"> 96</span></a><span class="k">def</span> <span class="nf">merge_derived_tables</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="o">=</span><span class="kc">False</span><span class="p">):</span>
</span><span id="merge_derived_tables-97"><a href="#merge_derived_tables-97"><span class="linenos"> 97</span></a> <span class="k">for</span> <span class="n">outer_scope</span> <span class="ow">in</span> <span class="n">traverse_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="merge_derived_tables-98"><a href="#merge_derived_tables-98"><span class="linenos"> 98</span></a> <span class="k">for</span> <span class="n">subquery</span> <span class="ow">in</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">derived_tables</span><span class="p">:</span>
</span><span id="merge_derived_tables-99"><a href="#merge_derived_tables-99"><span class="linenos"> 99</span></a> <span class="n">from_or_join</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">From</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">)</span>
</span><span id="merge_derived_tables-100"><a href="#merge_derived_tables-100"><span class="linenos">100</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">subquery</span><span class="o">.</span><span class="n">alias_or_name</span>
</span><span id="merge_derived_tables-101"><a href="#merge_derived_tables-101"><span class="linenos">101</span></a> <span class="n">inner_scope</span> <span class="o">=</span> <span class="n">outer_scope</span><span class="o">.</span><span class="n">sources</span><span class="p">[</span><span class="n">alias</span><span class="p">]</span>
</span><span id="merge_derived_tables-102"><a href="#merge_derived_tables-102"><span class="linenos">102</span></a> <span class="k">if</span> <span class="n">_mergeable</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">leave_tables_isolated</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">):</span>
</span><span id="merge_derived_tables-103"><a href="#merge_derived_tables-103"><span class="linenos">103</span></a> <span class="n">_rename_inner_sources</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_derived_tables-104"><a href="#merge_derived_tables-104"><span class="linenos">104</span></a> <span class="n">_merge_from</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">subquery</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_derived_tables-105"><a href="#merge_derived_tables-105"><span class="linenos">105</span></a> <span class="n">_merge_expressions</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">alias</span><span class="p">)</span>
</span><span id="merge_derived_tables-106"><a href="#merge_derived_tables-106"><span class="linenos">106</span></a> <span class="n">_merge_joins</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_derived_tables-107"><a href="#merge_derived_tables-107"><span class="linenos">107</span></a> <span class="n">_merge_where</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">,</span> <span class="n">from_or_join</span><span class="p">)</span>
</span><span id="merge_derived_tables-108"><a href="#merge_derived_tables-108"><span class="linenos">108</span></a> <span class="n">_merge_order</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_derived_tables-109"><a href="#merge_derived_tables-109"><span class="linenos">109</span></a> <span class="n">_merge_hints</span><span class="p">(</span><span class="n">outer_scope</span><span class="p">,</span> <span class="n">inner_scope</span><span class="p">)</span>
</span><span id="merge_derived_tables-110"><a href="#merge_derived_tables-110"><span class="linenos">110</span></a> <span class="n">outer_scope</span><span class="o">.</span><span class="n">clear_cache</span><span class="p">()</span>
</span><span id="merge_derived_tables-111"><a href="#merge_derived_tables-111"><span class="linenos">111</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>

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@ -527,127 +527,128 @@
</span><span id="L-400"><a href="#L-400"><span class="linenos">400</span></a> <span class="ow">or</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span>
</span><span id="L-401"><a href="#L-401"><span class="linenos">401</span></a> <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">))</span>
</span><span id="L-402"><a href="#L-402"><span class="linenos">402</span></a> <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">))</span>
</span><span id="L-403"><a href="#L-403"><span class="linenos">403</span></a> <span class="p">):</span>
</span><span id="L-404"><a href="#L-404"><span class="linenos">404</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-405"><a href="#L-405"><span class="linenos">405</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-406"><a href="#L-406"><span class="linenos">406</span></a>
</span><span id="L-403"><a href="#L-403"><span class="linenos">403</span></a> <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">)))</span>
</span><span id="L-404"><a href="#L-404"><span class="linenos">404</span></a> <span class="p">):</span>
</span><span id="L-405"><a href="#L-405"><span class="linenos">405</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-406"><a href="#L-406"><span class="linenos">406</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-407"><a href="#L-407"><span class="linenos">407</span></a>
</span><span id="L-408"><a href="#L-408"><span class="linenos">408</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-409"><a href="#L-409"><span class="linenos">409</span></a> <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
</span><span id="L-410"><a href="#L-410"><span class="linenos">410</span></a> <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
</span><span id="L-411"><a href="#L-411"><span class="linenos">411</span></a> <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-412"><a href="#L-412"><span class="linenos">412</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="L-413"><a href="#L-413"><span class="linenos">413</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-414"><a href="#L-414"><span class="linenos">414</span></a> <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
</span><span id="L-415"><a href="#L-415"><span class="linenos">415</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
</span><span id="L-416"><a href="#L-416"><span class="linenos">416</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
</span><span id="L-417"><a href="#L-417"><span class="linenos">417</span></a> <span class="p">):</span>
</span><span id="L-418"><a href="#L-418"><span class="linenos">418</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-419"><a href="#L-419"><span class="linenos">419</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-420"><a href="#L-420"><span class="linenos">420</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
</span><span id="L-421"><a href="#L-421"><span class="linenos">421</span></a>
</span><span id="L-408"><a href="#L-408"><span class="linenos">408</span></a>
</span><span id="L-409"><a href="#L-409"><span class="linenos">409</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-410"><a href="#L-410"><span class="linenos">410</span></a> <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
</span><span id="L-411"><a href="#L-411"><span class="linenos">411</span></a> <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
</span><span id="L-412"><a href="#L-412"><span class="linenos">412</span></a> <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-413"><a href="#L-413"><span class="linenos">413</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="L-414"><a href="#L-414"><span class="linenos">414</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-415"><a href="#L-415"><span class="linenos">415</span></a> <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
</span><span id="L-416"><a href="#L-416"><span class="linenos">416</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
</span><span id="L-417"><a href="#L-417"><span class="linenos">417</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
</span><span id="L-418"><a href="#L-418"><span class="linenos">418</span></a> <span class="p">):</span>
</span><span id="L-419"><a href="#L-419"><span class="linenos">419</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-420"><a href="#L-420"><span class="linenos">420</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-421"><a href="#L-421"><span class="linenos">421</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
</span><span id="L-422"><a href="#L-422"><span class="linenos">422</span></a>
</span><span id="L-423"><a href="#L-423"><span class="linenos">423</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-424"><a href="#L-424"><span class="linenos">424</span></a> <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
</span><span id="L-425"><a href="#L-425"><span class="linenos">425</span></a> <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
</span><span id="L-426"><a href="#L-426"><span class="linenos">426</span></a> <span class="p">)</span>
</span><span id="L-427"><a href="#L-427"><span class="linenos">427</span></a>
</span><span id="L-423"><a href="#L-423"><span class="linenos">423</span></a>
</span><span id="L-424"><a href="#L-424"><span class="linenos">424</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-425"><a href="#L-425"><span class="linenos">425</span></a> <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
</span><span id="L-426"><a href="#L-426"><span class="linenos">426</span></a> <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
</span><span id="L-427"><a href="#L-427"><span class="linenos">427</span></a> <span class="p">)</span>
</span><span id="L-428"><a href="#L-428"><span class="linenos">428</span></a>
</span><span id="L-429"><a href="#L-429"><span class="linenos">429</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="L-430"><a href="#L-430"><span class="linenos">430</span></a> <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
</span><span id="L-431"><a href="#L-431"><span class="linenos">431</span></a>
</span><span id="L-429"><a href="#L-429"><span class="linenos">429</span></a>
</span><span id="L-430"><a href="#L-430"><span class="linenos">430</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="L-431"><a href="#L-431"><span class="linenos">431</span></a> <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
</span><span id="L-432"><a href="#L-432"><span class="linenos">432</span></a>
</span><span id="L-433"><a href="#L-433"><span class="linenos">433</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="L-434"><a href="#L-434"><span class="linenos">434</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-435"><a href="#L-435"><span class="linenos">435</span></a>
</span><span id="L-433"><a href="#L-433"><span class="linenos">433</span></a>
</span><span id="L-434"><a href="#L-434"><span class="linenos">434</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="L-435"><a href="#L-435"><span class="linenos">435</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-436"><a href="#L-436"><span class="linenos">436</span></a>
</span><span id="L-437"><a href="#L-437"><span class="linenos">437</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="L-438"><a href="#L-438"><span class="linenos">438</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
</span><span id="L-439"><a href="#L-439"><span class="linenos">439</span></a>
</span><span id="L-437"><a href="#L-437"><span class="linenos">437</span></a>
</span><span id="L-438"><a href="#L-438"><span class="linenos">438</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="L-439"><a href="#L-439"><span class="linenos">439</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
</span><span id="L-440"><a href="#L-440"><span class="linenos">440</span></a>
</span><span id="L-441"><a href="#L-441"><span class="linenos">441</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="L-442"><a href="#L-442"><span class="linenos">442</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
</span><span id="L-443"><a href="#L-443"><span class="linenos">443</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-444"><a href="#L-444"><span class="linenos">444</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
</span><span id="L-445"><a href="#L-445"><span class="linenos">445</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-446"><a href="#L-446"><span class="linenos">446</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
</span><span id="L-447"><a href="#L-447"><span class="linenos">447</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-448"><a href="#L-448"><span class="linenos">448</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
</span><span id="L-449"><a href="#L-449"><span class="linenos">449</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-450"><a href="#L-450"><span class="linenos">450</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
</span><span id="L-451"><a href="#L-451"><span class="linenos">451</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-452"><a href="#L-452"><span class="linenos">452</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
</span><span id="L-453"><a href="#L-453"><span class="linenos">453</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-454"><a href="#L-454"><span class="linenos">454</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-455"><a href="#L-455"><span class="linenos">455</span></a>
</span><span id="L-441"><a href="#L-441"><span class="linenos">441</span></a>
</span><span id="L-442"><a href="#L-442"><span class="linenos">442</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="L-443"><a href="#L-443"><span class="linenos">443</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
</span><span id="L-444"><a href="#L-444"><span class="linenos">444</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-445"><a href="#L-445"><span class="linenos">445</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
</span><span id="L-446"><a href="#L-446"><span class="linenos">446</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-447"><a href="#L-447"><span class="linenos">447</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
</span><span id="L-448"><a href="#L-448"><span class="linenos">448</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-449"><a href="#L-449"><span class="linenos">449</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
</span><span id="L-450"><a href="#L-450"><span class="linenos">450</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-451"><a href="#L-451"><span class="linenos">451</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
</span><span id="L-452"><a href="#L-452"><span class="linenos">452</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-453"><a href="#L-453"><span class="linenos">453</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
</span><span id="L-454"><a href="#L-454"><span class="linenos">454</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-455"><a href="#L-455"><span class="linenos">455</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-456"><a href="#L-456"><span class="linenos">456</span></a>
</span><span id="L-457"><a href="#L-457"><span class="linenos">457</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
</span><span id="L-458"><a href="#L-458"><span class="linenos">458</span></a> <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
</span><span id="L-459"><a href="#L-459"><span class="linenos">459</span></a> <span class="c1"># so in that case we can&#39;t extract the date.</span>
</span><span id="L-460"><a href="#L-460"><span class="linenos">460</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="L-461"><a href="#L-461"><span class="linenos">461</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
</span><span id="L-462"><a href="#L-462"><span class="linenos">462</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-463"><a href="#L-463"><span class="linenos">463</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
</span><span id="L-464"><a href="#L-464"><span class="linenos">464</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-465"><a href="#L-465"><span class="linenos">465</span></a> <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
</span><span id="L-466"><a href="#L-466"><span class="linenos">466</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-467"><a href="#L-467"><span class="linenos">467</span></a>
</span><span id="L-457"><a href="#L-457"><span class="linenos">457</span></a>
</span><span id="L-458"><a href="#L-458"><span class="linenos">458</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
</span><span id="L-459"><a href="#L-459"><span class="linenos">459</span></a> <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
</span><span id="L-460"><a href="#L-460"><span class="linenos">460</span></a> <span class="c1"># so in that case we can&#39;t extract the date.</span>
</span><span id="L-461"><a href="#L-461"><span class="linenos">461</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="L-462"><a href="#L-462"><span class="linenos">462</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
</span><span id="L-463"><a href="#L-463"><span class="linenos">463</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-464"><a href="#L-464"><span class="linenos">464</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
</span><span id="L-465"><a href="#L-465"><span class="linenos">465</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-466"><a href="#L-466"><span class="linenos">466</span></a> <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
</span><span id="L-467"><a href="#L-467"><span class="linenos">467</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-468"><a href="#L-468"><span class="linenos">468</span></a>
</span><span id="L-469"><a href="#L-469"><span class="linenos">469</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
</span><span id="L-470"><a href="#L-470"><span class="linenos">470</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="L-471"><a href="#L-471"><span class="linenos">471</span></a> <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span> <span class="c1"># type: ignore</span>
</span><span id="L-472"><a href="#L-472"><span class="linenos">472</span></a> <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
</span><span id="L-473"><a href="#L-473"><span class="linenos">473</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-474"><a href="#L-474"><span class="linenos">474</span></a>
</span><span id="L-475"><a href="#L-475"><span class="linenos">475</span></a> <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-476"><a href="#L-476"><span class="linenos">476</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="L-477"><a href="#L-477"><span class="linenos">477</span></a>
</span><span id="L-478"><a href="#L-478"><span class="linenos">478</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
</span><span id="L-479"><a href="#L-479"><span class="linenos">479</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-480"><a href="#L-480"><span class="linenos">480</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
</span><span id="L-481"><a href="#L-481"><span class="linenos">481</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-482"><a href="#L-482"><span class="linenos">482</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
</span><span id="L-483"><a href="#L-483"><span class="linenos">483</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-484"><a href="#L-484"><span class="linenos">484</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
</span><span id="L-485"><a href="#L-485"><span class="linenos">485</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-486"><a href="#L-486"><span class="linenos">486</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-487"><a href="#L-487"><span class="linenos">487</span></a>
</span><span id="L-469"><a href="#L-469"><span class="linenos">469</span></a>
</span><span id="L-470"><a href="#L-470"><span class="linenos">470</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
</span><span id="L-471"><a href="#L-471"><span class="linenos">471</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="L-472"><a href="#L-472"><span class="linenos">472</span></a> <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span> <span class="c1"># type: ignore</span>
</span><span id="L-473"><a href="#L-473"><span class="linenos">473</span></a> <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
</span><span id="L-474"><a href="#L-474"><span class="linenos">474</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-475"><a href="#L-475"><span class="linenos">475</span></a>
</span><span id="L-476"><a href="#L-476"><span class="linenos">476</span></a> <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-477"><a href="#L-477"><span class="linenos">477</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="L-478"><a href="#L-478"><span class="linenos">478</span></a>
</span><span id="L-479"><a href="#L-479"><span class="linenos">479</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
</span><span id="L-480"><a href="#L-480"><span class="linenos">480</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-481"><a href="#L-481"><span class="linenos">481</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
</span><span id="L-482"><a href="#L-482"><span class="linenos">482</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-483"><a href="#L-483"><span class="linenos">483</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
</span><span id="L-484"><a href="#L-484"><span class="linenos">484</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-485"><a href="#L-485"><span class="linenos">485</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
</span><span id="L-486"><a href="#L-486"><span class="linenos">486</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="L-487"><a href="#L-487"><span class="linenos">487</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="L-488"><a href="#L-488"><span class="linenos">488</span></a>
</span><span id="L-489"><a href="#L-489"><span class="linenos">489</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
</span><span id="L-490"><a href="#L-490"><span class="linenos">490</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
</span><span id="L-491"><a href="#L-491"><span class="linenos">491</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
</span><span id="L-492"><a href="#L-492"><span class="linenos">492</span></a> <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
</span><span id="L-493"><a href="#L-493"><span class="linenos">493</span></a> <span class="p">)</span>
</span><span id="L-494"><a href="#L-494"><span class="linenos">494</span></a>
</span><span id="L-489"><a href="#L-489"><span class="linenos">489</span></a>
</span><span id="L-490"><a href="#L-490"><span class="linenos">490</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
</span><span id="L-491"><a href="#L-491"><span class="linenos">491</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
</span><span id="L-492"><a href="#L-492"><span class="linenos">492</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
</span><span id="L-493"><a href="#L-493"><span class="linenos">493</span></a> <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
</span><span id="L-494"><a href="#L-494"><span class="linenos">494</span></a> <span class="p">)</span>
</span><span id="L-495"><a href="#L-495"><span class="linenos">495</span></a>
</span><span id="L-496"><a href="#L-496"><span class="linenos">496</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
</span><span id="L-497"><a href="#L-497"><span class="linenos">497</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
</span><span id="L-498"><a href="#L-498"><span class="linenos">498</span></a>
</span><span id="L-496"><a href="#L-496"><span class="linenos">496</span></a>
</span><span id="L-497"><a href="#L-497"><span class="linenos">497</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
</span><span id="L-498"><a href="#L-498"><span class="linenos">498</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
</span><span id="L-499"><a href="#L-499"><span class="linenos">499</span></a>
</span><span id="L-500"><a href="#L-500"><span class="linenos">500</span></a><span class="k">def</span> <span class="nf">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">simplifier</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
</span><span id="L-501"><a href="#L-501"><span class="linenos">501</span></a> <span class="k">if</span> <span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">:</span>
</span><span id="L-502"><a href="#L-502"><span class="linenos">502</span></a> <span class="n">operands</span> <span class="o">=</span> <span class="p">[]</span>
</span><span id="L-503"><a href="#L-503"><span class="linenos">503</span></a> <span class="n">queue</span> <span class="o">=</span> <span class="n">deque</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(</span><span class="n">unnest</span><span class="o">=</span><span class="kc">False</span><span class="p">))</span>
</span><span id="L-504"><a href="#L-504"><span class="linenos">504</span></a> <span class="n">size</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">queue</span><span class="p">)</span>
</span><span id="L-505"><a href="#L-505"><span class="linenos">505</span></a>
</span><span id="L-506"><a href="#L-506"><span class="linenos">506</span></a> <span class="k">while</span> <span class="n">queue</span><span class="p">:</span>
</span><span id="L-507"><a href="#L-507"><span class="linenos">507</span></a> <span class="n">a</span> <span class="o">=</span> <span class="n">queue</span><span class="o">.</span><span class="n">popleft</span><span class="p">()</span>
</span><span id="L-508"><a href="#L-508"><span class="linenos">508</span></a>
</span><span id="L-509"><a href="#L-509"><span class="linenos">509</span></a> <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">queue</span><span class="p">:</span>
</span><span id="L-510"><a href="#L-510"><span class="linenos">510</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">simplifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-511"><a href="#L-511"><span class="linenos">511</span></a>
</span><span id="L-512"><a href="#L-512"><span class="linenos">512</span></a> <span class="k">if</span> <span class="n">result</span><span class="p">:</span>
</span><span id="L-513"><a href="#L-513"><span class="linenos">513</span></a> <span class="n">queue</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
</span><span id="L-514"><a href="#L-514"><span class="linenos">514</span></a> <span class="n">queue</span><span class="o">.</span><span class="n">appendleft</span><span class="p">(</span><span class="n">result</span><span class="p">)</span>
</span><span id="L-515"><a href="#L-515"><span class="linenos">515</span></a> <span class="k">break</span>
</span><span id="L-516"><a href="#L-516"><span class="linenos">516</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-517"><a href="#L-517"><span class="linenos">517</span></a> <span class="n">operands</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
</span><span id="L-518"><a href="#L-518"><span class="linenos">518</span></a>
</span><span id="L-519"><a href="#L-519"><span class="linenos">519</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">operands</span><span class="p">)</span> <span class="o">&lt;</span> <span class="n">size</span><span class="p">:</span>
</span><span id="L-520"><a href="#L-520"><span class="linenos">520</span></a> <span class="k">return</span> <span class="n">functools</span><span class="o">.</span><span class="n">reduce</span><span class="p">(</span>
</span><span id="L-521"><a href="#L-521"><span class="linenos">521</span></a> <span class="k">lambda</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">:</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">a</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">b</span><span class="p">),</span> <span class="n">operands</span>
</span><span id="L-522"><a href="#L-522"><span class="linenos">522</span></a> <span class="p">)</span>
</span><span id="L-523"><a href="#L-523"><span class="linenos">523</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-500"><a href="#L-500"><span class="linenos">500</span></a>
</span><span id="L-501"><a href="#L-501"><span class="linenos">501</span></a><span class="k">def</span> <span class="nf">_flat_simplify</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">simplifier</span><span class="p">,</span> <span class="n">root</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
</span><span id="L-502"><a href="#L-502"><span class="linenos">502</span></a> <span class="k">if</span> <span class="n">root</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">same_parent</span><span class="p">:</span>
</span><span id="L-503"><a href="#L-503"><span class="linenos">503</span></a> <span class="n">operands</span> <span class="o">=</span> <span class="p">[]</span>
</span><span id="L-504"><a href="#L-504"><span class="linenos">504</span></a> <span class="n">queue</span> <span class="o">=</span> <span class="n">deque</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">flatten</span><span class="p">(</span><span class="n">unnest</span><span class="o">=</span><span class="kc">False</span><span class="p">))</span>
</span><span id="L-505"><a href="#L-505"><span class="linenos">505</span></a> <span class="n">size</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">queue</span><span class="p">)</span>
</span><span id="L-506"><a href="#L-506"><span class="linenos">506</span></a>
</span><span id="L-507"><a href="#L-507"><span class="linenos">507</span></a> <span class="k">while</span> <span class="n">queue</span><span class="p">:</span>
</span><span id="L-508"><a href="#L-508"><span class="linenos">508</span></a> <span class="n">a</span> <span class="o">=</span> <span class="n">queue</span><span class="o">.</span><span class="n">popleft</span><span class="p">()</span>
</span><span id="L-509"><a href="#L-509"><span class="linenos">509</span></a>
</span><span id="L-510"><a href="#L-510"><span class="linenos">510</span></a> <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">queue</span><span class="p">:</span>
</span><span id="L-511"><a href="#L-511"><span class="linenos">511</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">simplifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">)</span>
</span><span id="L-512"><a href="#L-512"><span class="linenos">512</span></a>
</span><span id="L-513"><a href="#L-513"><span class="linenos">513</span></a> <span class="k">if</span> <span class="n">result</span><span class="p">:</span>
</span><span id="L-514"><a href="#L-514"><span class="linenos">514</span></a> <span class="n">queue</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
</span><span id="L-515"><a href="#L-515"><span class="linenos">515</span></a> <span class="n">queue</span><span class="o">.</span><span class="n">appendleft</span><span class="p">(</span><span class="n">result</span><span class="p">)</span>
</span><span id="L-516"><a href="#L-516"><span class="linenos">516</span></a> <span class="k">break</span>
</span><span id="L-517"><a href="#L-517"><span class="linenos">517</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-518"><a href="#L-518"><span class="linenos">518</span></a> <span class="n">operands</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">a</span><span class="p">)</span>
</span><span id="L-519"><a href="#L-519"><span class="linenos">519</span></a>
</span><span id="L-520"><a href="#L-520"><span class="linenos">520</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">operands</span><span class="p">)</span> <span class="o">&lt;</span> <span class="n">size</span><span class="p">:</span>
</span><span id="L-521"><a href="#L-521"><span class="linenos">521</span></a> <span class="k">return</span> <span class="n">functools</span><span class="o">.</span><span class="n">reduce</span><span class="p">(</span>
</span><span id="L-522"><a href="#L-522"><span class="linenos">522</span></a> <span class="k">lambda</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">:</span> <span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">a</span><span class="p">,</span> <span class="n">expression</span><span class="o">=</span><span class="n">b</span><span class="p">),</span> <span class="n">operands</span>
</span><span id="L-523"><a href="#L-523"><span class="linenos">523</span></a> <span class="p">)</span>
</span><span id="L-524"><a href="#L-524"><span class="linenos">524</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -1155,9 +1156,10 @@ elimination:
</span><span id="simplify_parens-401"><a href="#simplify_parens-401"><span class="linenos">401</span></a> <span class="ow">or</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Binary</span><span class="p">)</span>
</span><span id="simplify_parens-402"><a href="#simplify_parens-402"><span class="linenos">402</span></a> <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">))</span>
</span><span id="simplify_parens-403"><a href="#simplify_parens-403"><span class="linenos">403</span></a> <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">))</span>
</span><span id="simplify_parens-404"><a href="#simplify_parens-404"><span class="linenos">404</span></a> <span class="p">):</span>
</span><span id="simplify_parens-405"><a href="#simplify_parens-405"><span class="linenos">405</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
</span><span id="simplify_parens-406"><a href="#simplify_parens-406"><span class="linenos">406</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="simplify_parens-404"><a href="#simplify_parens-404"><span class="linenos">404</span></a> <span class="ow">or</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Mul</span><span class="p">)</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">parent</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Sub</span><span class="p">)))</span>
</span><span id="simplify_parens-405"><a href="#simplify_parens-405"><span class="linenos">405</span></a> <span class="p">):</span>
</span><span id="simplify_parens-406"><a href="#simplify_parens-406"><span class="linenos">406</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span>
</span><span id="simplify_parens-407"><a href="#simplify_parens-407"><span class="linenos">407</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -1175,19 +1177,19 @@ elimination:
</div>
<a class="headerlink" href="#remove_where_true"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="remove_where_true-409"><a href="#remove_where_true-409"><span class="linenos">409</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="remove_where_true-410"><a href="#remove_where_true-410"><span class="linenos">410</span></a> <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
</span><span id="remove_where_true-411"><a href="#remove_where_true-411"><span class="linenos">411</span></a> <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
</span><span id="remove_where_true-412"><a href="#remove_where_true-412"><span class="linenos">412</span></a> <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="remove_where_true-413"><a href="#remove_where_true-413"><span class="linenos">413</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="remove_where_true-414"><a href="#remove_where_true-414"><span class="linenos">414</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="remove_where_true-415"><a href="#remove_where_true-415"><span class="linenos">415</span></a> <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
</span><span id="remove_where_true-416"><a href="#remove_where_true-416"><span class="linenos">416</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
</span><span id="remove_where_true-417"><a href="#remove_where_true-417"><span class="linenos">417</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
</span><span id="remove_where_true-418"><a href="#remove_where_true-418"><span class="linenos">418</span></a> <span class="p">):</span>
</span><span id="remove_where_true-419"><a href="#remove_where_true-419"><span class="linenos">419</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="remove_where_true-420"><a href="#remove_where_true-420"><span class="linenos">420</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="remove_where_true-421"><a href="#remove_where_true-421"><span class="linenos">421</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="remove_where_true-410"><a href="#remove_where_true-410"><span class="linenos">410</span></a><span class="k">def</span> <span class="nf">remove_where_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="remove_where_true-411"><a href="#remove_where_true-411"><span class="linenos">411</span></a> <span class="k">for</span> <span class="n">where</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Where</span><span class="p">):</span>
</span><span id="remove_where_true-412"><a href="#remove_where_true-412"><span class="linenos">412</span></a> <span class="k">if</span> <span class="n">always_true</span><span class="p">(</span><span class="n">where</span><span class="o">.</span><span class="n">this</span><span class="p">):</span>
</span><span id="remove_where_true-413"><a href="#remove_where_true-413"><span class="linenos">413</span></a> <span class="n">where</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;where&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="remove_where_true-414"><a href="#remove_where_true-414"><span class="linenos">414</span></a> <span class="k">for</span> <span class="n">join</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">find_all</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Join</span><span class="p">):</span>
</span><span id="remove_where_true-415"><a href="#remove_where_true-415"><span class="linenos">415</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="remove_where_true-416"><a href="#remove_where_true-416"><span class="linenos">416</span></a> <span class="n">always_true</span><span class="p">(</span><span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">))</span>
</span><span id="remove_where_true-417"><a href="#remove_where_true-417"><span class="linenos">417</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;using&quot;</span><span class="p">)</span>
</span><span id="remove_where_true-418"><a href="#remove_where_true-418"><span class="linenos">418</span></a> <span class="ow">and</span> <span class="ow">not</span> <span class="n">join</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;method&quot;</span><span class="p">)</span>
</span><span id="remove_where_true-419"><a href="#remove_where_true-419"><span class="linenos">419</span></a> <span class="p">):</span>
</span><span id="remove_where_true-420"><a href="#remove_where_true-420"><span class="linenos">420</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;on&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="remove_where_true-421"><a href="#remove_where_true-421"><span class="linenos">421</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;side&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="remove_where_true-422"><a href="#remove_where_true-422"><span class="linenos">422</span></a> <span class="n">join</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">&quot;kind&quot;</span><span class="p">,</span> <span class="s2">&quot;CROSS&quot;</span><span class="p">)</span>
</span></pre></div>
@ -1205,10 +1207,10 @@ elimination:
</div>
<a class="headerlink" href="#always_true"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="always_true-424"><a href="#always_true-424"><span class="linenos">424</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="always_true-425"><a href="#always_true-425"><span class="linenos">425</span></a> <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
</span><span id="always_true-426"><a href="#always_true-426"><span class="linenos">426</span></a> <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
</span><span id="always_true-427"><a href="#always_true-427"><span class="linenos">427</span></a> <span class="p">)</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="always_true-425"><a href="#always_true-425"><span class="linenos">425</span></a><span class="k">def</span> <span class="nf">always_true</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="always_true-426"><a href="#always_true-426"><span class="linenos">426</span></a> <span class="k">return</span> <span class="p">(</span><span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">)</span> <span class="ow">or</span> <span class="nb">isinstance</span><span class="p">(</span>
</span><span id="always_true-427"><a href="#always_true-427"><span class="linenos">427</span></a> <span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span>
</span><span id="always_true-428"><a href="#always_true-428"><span class="linenos">428</span></a> <span class="p">)</span>
</span></pre></div>
@ -1226,8 +1228,8 @@ elimination:
</div>
<a class="headerlink" href="#is_complement"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="is_complement-430"><a href="#is_complement-430"><span class="linenos">430</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="is_complement-431"><a href="#is_complement-431"><span class="linenos">431</span></a> <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="is_complement-431"><a href="#is_complement-431"><span class="linenos">431</span></a><span class="k">def</span> <span class="nf">is_complement</span><span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="is_complement-432"><a href="#is_complement-432"><span class="linenos">432</span></a> <span class="k">return</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">b</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Not</span><span class="p">)</span> <span class="ow">and</span> <span class="n">b</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">a</span>
</span></pre></div>
@ -1245,8 +1247,8 @@ elimination:
</div>
<a class="headerlink" href="#is_false"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="is_false-434"><a href="#is_false-434"><span class="linenos">434</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="is_false-435"><a href="#is_false-435"><span class="linenos">435</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="is_false-435"><a href="#is_false-435"><span class="linenos">435</span></a><span class="k">def</span> <span class="nf">is_false</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="is_false-436"><a href="#is_false-436"><span class="linenos">436</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">a</span><span class="o">.</span><span class="n">this</span>
</span></pre></div>
@ -1264,8 +1266,8 @@ elimination:
</div>
<a class="headerlink" href="#is_null"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="is_null-438"><a href="#is_null-438"><span class="linenos">438</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="is_null-439"><a href="#is_null-439"><span class="linenos">439</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="is_null-439"><a href="#is_null-439"><span class="linenos">439</span></a><span class="k">def</span> <span class="nf">is_null</span><span class="p">(</span><span class="n">a</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="is_null-440"><a href="#is_null-440"><span class="linenos">440</span></a> <span class="k">return</span> <span class="nb">type</span><span class="p">(</span><span class="n">a</span><span class="p">)</span> <span class="ow">is</span> <span class="n">exp</span><span class="o">.</span><span class="n">Null</span>
</span></pre></div>
@ -1283,20 +1285,20 @@ elimination:
</div>
<a class="headerlink" href="#eval_boolean"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="eval_boolean-442"><a href="#eval_boolean-442"><span class="linenos">442</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="eval_boolean-443"><a href="#eval_boolean-443"><span class="linenos">443</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
</span><span id="eval_boolean-444"><a href="#eval_boolean-444"><span class="linenos">444</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-445"><a href="#eval_boolean-445"><span class="linenos">445</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
</span><span id="eval_boolean-446"><a href="#eval_boolean-446"><span class="linenos">446</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-447"><a href="#eval_boolean-447"><span class="linenos">447</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
</span><span id="eval_boolean-448"><a href="#eval_boolean-448"><span class="linenos">448</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-449"><a href="#eval_boolean-449"><span class="linenos">449</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
</span><span id="eval_boolean-450"><a href="#eval_boolean-450"><span class="linenos">450</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-451"><a href="#eval_boolean-451"><span class="linenos">451</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
</span><span id="eval_boolean-452"><a href="#eval_boolean-452"><span class="linenos">452</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-453"><a href="#eval_boolean-453"><span class="linenos">453</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
</span><span id="eval_boolean-454"><a href="#eval_boolean-454"><span class="linenos">454</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-455"><a href="#eval_boolean-455"><span class="linenos">455</span></a> <span class="k">return</span> <span class="kc">None</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="eval_boolean-443"><a href="#eval_boolean-443"><span class="linenos">443</span></a><span class="k">def</span> <span class="nf">eval_boolean</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">):</span>
</span><span id="eval_boolean-444"><a href="#eval_boolean-444"><span class="linenos">444</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">EQ</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Is</span><span class="p">)):</span>
</span><span id="eval_boolean-445"><a href="#eval_boolean-445"><span class="linenos">445</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">==</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-446"><a href="#eval_boolean-446"><span class="linenos">446</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">NEQ</span><span class="p">):</span>
</span><span id="eval_boolean-447"><a href="#eval_boolean-447"><span class="linenos">447</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">!=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-448"><a href="#eval_boolean-448"><span class="linenos">448</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GT</span><span class="p">):</span>
</span><span id="eval_boolean-449"><a href="#eval_boolean-449"><span class="linenos">449</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-450"><a href="#eval_boolean-450"><span class="linenos">450</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">GTE</span><span class="p">):</span>
</span><span id="eval_boolean-451"><a href="#eval_boolean-451"><span class="linenos">451</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&gt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-452"><a href="#eval_boolean-452"><span class="linenos">452</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LT</span><span class="p">):</span>
</span><span id="eval_boolean-453"><a href="#eval_boolean-453"><span class="linenos">453</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-454"><a href="#eval_boolean-454"><span class="linenos">454</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">LTE</span><span class="p">):</span>
</span><span id="eval_boolean-455"><a href="#eval_boolean-455"><span class="linenos">455</span></a> <span class="k">return</span> <span class="n">boolean_literal</span><span class="p">(</span><span class="n">a</span> <span class="o">&lt;=</span> <span class="n">b</span><span class="p">)</span>
</span><span id="eval_boolean-456"><a href="#eval_boolean-456"><span class="linenos">456</span></a> <span class="k">return</span> <span class="kc">None</span>
</span></pre></div>
@ -1314,16 +1316,16 @@ elimination:
</div>
<a class="headerlink" href="#extract_date"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="extract_date-458"><a href="#extract_date-458"><span class="linenos">458</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
</span><span id="extract_date-459"><a href="#extract_date-459"><span class="linenos">459</span></a> <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
</span><span id="extract_date-460"><a href="#extract_date-460"><span class="linenos">460</span></a> <span class="c1"># so in that case we can&#39;t extract the date.</span>
</span><span id="extract_date-461"><a href="#extract_date-461"><span class="linenos">461</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="extract_date-462"><a href="#extract_date-462"><span class="linenos">462</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
</span><span id="extract_date-463"><a href="#extract_date-463"><span class="linenos">463</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="extract_date-464"><a href="#extract_date-464"><span class="linenos">464</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
</span><span id="extract_date-465"><a href="#extract_date-465"><span class="linenos">465</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="extract_date-466"><a href="#extract_date-466"><span class="linenos">466</span></a> <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
</span><span id="extract_date-467"><a href="#extract_date-467"><span class="linenos">467</span></a> <span class="k">return</span> <span class="kc">None</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="extract_date-459"><a href="#extract_date-459"><span class="linenos">459</span></a><span class="k">def</span> <span class="nf">extract_date</span><span class="p">(</span><span class="n">cast</span><span class="p">):</span>
</span><span id="extract_date-460"><a href="#extract_date-460"><span class="linenos">460</span></a> <span class="c1"># The &quot;fromisoformat&quot; conversion could fail if the cast is used on an identifier,</span>
</span><span id="extract_date-461"><a href="#extract_date-461"><span class="linenos">461</span></a> <span class="c1"># so in that case we can&#39;t extract the date.</span>
</span><span id="extract_date-462"><a href="#extract_date-462"><span class="linenos">462</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="extract_date-463"><a href="#extract_date-463"><span class="linenos">463</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span>
</span><span id="extract_date-464"><a href="#extract_date-464"><span class="linenos">464</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="extract_date-465"><a href="#extract_date-465"><span class="linenos">465</span></a> <span class="k">if</span> <span class="n">cast</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;to&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">this</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span>
</span><span id="extract_date-466"><a href="#extract_date-466"><span class="linenos">466</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">cast</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="extract_date-467"><a href="#extract_date-467"><span class="linenos">467</span></a> <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
</span><span id="extract_date-468"><a href="#extract_date-468"><span class="linenos">468</span></a> <span class="k">return</span> <span class="kc">None</span>
</span></pre></div>
@ -1341,24 +1343,24 @@ elimination:
</div>
<a class="headerlink" href="#extract_interval"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="extract_interval-470"><a href="#extract_interval-470"><span class="linenos">470</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
</span><span id="extract_interval-471"><a href="#extract_interval-471"><span class="linenos">471</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="extract_interval-472"><a href="#extract_interval-472"><span class="linenos">472</span></a> <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span> <span class="c1"># type: ignore</span>
</span><span id="extract_interval-473"><a href="#extract_interval-473"><span class="linenos">473</span></a> <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
</span><span id="extract_interval-474"><a href="#extract_interval-474"><span class="linenos">474</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="extract_interval-475"><a href="#extract_interval-475"><span class="linenos">475</span></a>
</span><span id="extract_interval-476"><a href="#extract_interval-476"><span class="linenos">476</span></a> <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="extract_interval-477"><a href="#extract_interval-477"><span class="linenos">477</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="extract_interval-478"><a href="#extract_interval-478"><span class="linenos">478</span></a>
</span><span id="extract_interval-479"><a href="#extract_interval-479"><span class="linenos">479</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
</span><span id="extract_interval-480"><a href="#extract_interval-480"><span class="linenos">480</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-481"><a href="#extract_interval-481"><span class="linenos">481</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
</span><span id="extract_interval-482"><a href="#extract_interval-482"><span class="linenos">482</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-483"><a href="#extract_interval-483"><span class="linenos">483</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
</span><span id="extract_interval-484"><a href="#extract_interval-484"><span class="linenos">484</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-485"><a href="#extract_interval-485"><span class="linenos">485</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
</span><span id="extract_interval-486"><a href="#extract_interval-486"><span class="linenos">486</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-487"><a href="#extract_interval-487"><span class="linenos">487</span></a> <span class="k">return</span> <span class="kc">None</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="extract_interval-471"><a href="#extract_interval-471"><span class="linenos">471</span></a><span class="k">def</span> <span class="nf">extract_interval</span><span class="p">(</span><span class="n">interval</span><span class="p">):</span>
</span><span id="extract_interval-472"><a href="#extract_interval-472"><span class="linenos">472</span></a> <span class="k">try</span><span class="p">:</span>
</span><span id="extract_interval-473"><a href="#extract_interval-473"><span class="linenos">473</span></a> <span class="kn">from</span> <span class="nn">dateutil.relativedelta</span> <span class="kn">import</span> <span class="n">relativedelta</span> <span class="c1"># type: ignore</span>
</span><span id="extract_interval-474"><a href="#extract_interval-474"><span class="linenos">474</span></a> <span class="k">except</span> <span class="ne">ModuleNotFoundError</span><span class="p">:</span>
</span><span id="extract_interval-475"><a href="#extract_interval-475"><span class="linenos">475</span></a> <span class="k">return</span> <span class="kc">None</span>
</span><span id="extract_interval-476"><a href="#extract_interval-476"><span class="linenos">476</span></a>
</span><span id="extract_interval-477"><a href="#extract_interval-477"><span class="linenos">477</span></a> <span class="n">n</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">interval</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="extract_interval-478"><a href="#extract_interval-478"><span class="linenos">478</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">interval</span><span class="o">.</span><span class="n">text</span><span class="p">(</span><span class="s2">&quot;unit&quot;</span><span class="p">)</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span>
</span><span id="extract_interval-479"><a href="#extract_interval-479"><span class="linenos">479</span></a>
</span><span id="extract_interval-480"><a href="#extract_interval-480"><span class="linenos">480</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;year&quot;</span><span class="p">:</span>
</span><span id="extract_interval-481"><a href="#extract_interval-481"><span class="linenos">481</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">years</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-482"><a href="#extract_interval-482"><span class="linenos">482</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;month&quot;</span><span class="p">:</span>
</span><span id="extract_interval-483"><a href="#extract_interval-483"><span class="linenos">483</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">months</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-484"><a href="#extract_interval-484"><span class="linenos">484</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;week&quot;</span><span class="p">:</span>
</span><span id="extract_interval-485"><a href="#extract_interval-485"><span class="linenos">485</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">weeks</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-486"><a href="#extract_interval-486"><span class="linenos">486</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">&quot;day&quot;</span><span class="p">:</span>
</span><span id="extract_interval-487"><a href="#extract_interval-487"><span class="linenos">487</span></a> <span class="k">return</span> <span class="n">relativedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="n">n</span><span class="p">)</span>
</span><span id="extract_interval-488"><a href="#extract_interval-488"><span class="linenos">488</span></a> <span class="k">return</span> <span class="kc">None</span>
</span></pre></div>
@ -1376,11 +1378,11 @@ elimination:
</div>
<a class="headerlink" href="#date_literal"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="date_literal-490"><a href="#date_literal-490"><span class="linenos">490</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
</span><span id="date_literal-491"><a href="#date_literal-491"><span class="linenos">491</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
</span><span id="date_literal-492"><a href="#date_literal-492"><span class="linenos">492</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
</span><span id="date_literal-493"><a href="#date_literal-493"><span class="linenos">493</span></a> <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
</span><span id="date_literal-494"><a href="#date_literal-494"><span class="linenos">494</span></a> <span class="p">)</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="date_literal-491"><a href="#date_literal-491"><span class="linenos">491</span></a><span class="k">def</span> <span class="nf">date_literal</span><span class="p">(</span><span class="n">date</span><span class="p">):</span>
</span><span id="date_literal-492"><a href="#date_literal-492"><span class="linenos">492</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span>
</span><span id="date_literal-493"><a href="#date_literal-493"><span class="linenos">493</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="n">date</span><span class="p">),</span>
</span><span id="date_literal-494"><a href="#date_literal-494"><span class="linenos">494</span></a> <span class="s2">&quot;DATETIME&quot;</span> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">date</span><span class="p">,</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="p">)</span> <span class="k">else</span> <span class="s2">&quot;DATE&quot;</span><span class="p">,</span>
</span><span id="date_literal-495"><a href="#date_literal-495"><span class="linenos">495</span></a> <span class="p">)</span>
</span></pre></div>
@ -1398,8 +1400,8 @@ elimination:
</div>
<a class="headerlink" href="#boolean_literal"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="boolean_literal-497"><a href="#boolean_literal-497"><span class="linenos">497</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
</span><span id="boolean_literal-498"><a href="#boolean_literal-498"><span class="linenos">498</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="boolean_literal-498"><a href="#boolean_literal-498"><span class="linenos">498</span></a><span class="k">def</span> <span class="nf">boolean_literal</span><span class="p">(</span><span class="n">condition</span><span class="p">):</span>
</span><span id="boolean_literal-499"><a href="#boolean_literal-499"><span class="linenos">499</span></a> <span class="k">return</span> <span class="n">exp</span><span class="o">.</span><span class="n">true</span><span class="p">()</span> <span class="k">if</span> <span class="n">condition</span> <span class="k">else</span> <span class="n">exp</span><span class="o">.</span><span class="n">false</span><span class="p">()</span>
</span></pre></div>

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@ -7295,7 +7295,7 @@
<div class="attr variable">
<span class="name">COMMANDS</span> =
<input id="Tokenizer.COMMANDS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
<label class="view-value-button pdoc-button" for="Tokenizer.COMMANDS-view-value"></label><span class="default_value">{&lt;<a href="#TokenType.SHOW">TokenType.SHOW</a>: &#39;SHOW&#39;&gt;, &lt;<a href="#TokenType.FETCH">TokenType.FETCH</a>: &#39;FETCH&#39;&gt;, &lt;<a href="#TokenType.COMMAND">TokenType.COMMAND</a>: &#39;COMMAND&#39;&gt;, &lt;<a href="#TokenType.EXECUTE">TokenType.EXECUTE</a>: &#39;EXECUTE&#39;&gt;}</span>
<label class="view-value-button pdoc-button" for="Tokenizer.COMMANDS-view-value"></label><span class="default_value">{&lt;<a href="#TokenType.FETCH">TokenType.FETCH</a>: &#39;FETCH&#39;&gt;, &lt;<a href="#TokenType.EXECUTE">TokenType.EXECUTE</a>: &#39;EXECUTE&#39;&gt;, &lt;<a href="#TokenType.COMMAND">TokenType.COMMAND</a>: &#39;COMMAND&#39;&gt;, &lt;<a href="#TokenType.SHOW">TokenType.SHOW</a>: &#39;SHOW&#39;&gt;}</span>
</div>

View file

@ -245,170 +245,166 @@
</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a><span class="k">def</span> <span class="nf">explode_to_unnest</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Convert explode/posexplode into unnest (used in hive -&gt; presto).&quot;&quot;&quot;</span>
</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="kn">from</span> <span class="nn">sqlglot.optimizer.scope</span> <span class="kn">import</span> <span class="n">build_scope</span>
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="kn">from</span> <span class="nn">sqlglot.optimizer.scope</span> <span class="kn">import</span> <span class="n">Scope</span>
</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a>
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="n">scope</span> <span class="o">=</span> <span class="n">build_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">scope</span><span class="p">:</span>
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a>
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="n">taken_select_names</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="n">taken_source_names</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span>
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="n">to_replace</span> <span class="o">=</span> <span class="n">select</span>
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a>
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a>
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">alias</span>
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="n">taken_select_names</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="n">taken_source_names</span> <span class="o">=</span> <span class="p">{</span><span class="n">name</span> <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span><span class="o">.</span><span class="n">references</span><span class="p">}</span>
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a>
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="n">to_replace</span> <span class="o">=</span> <span class="n">select</span>
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a>
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a>
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">alias</span>
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="n">select</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Aliases</span><span class="p">):</span>
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="n">select</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Aliases</span><span class="p">):</span>
</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="n">select</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a>
</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)):</span>
</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="n">is_posexplode</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)</span>
</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a>
</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="n">explode_arg</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">copy</span><span class="p">()],</span> <span class="n">ordinality</span><span class="o">=</span><span class="n">is_posexplode</span><span class="p">)</span>
</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a>
</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)):</span>
</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="n">is_posexplode</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)</span>
</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a>
</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="n">explode_arg</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">copy</span><span class="p">()],</span> <span class="n">ordinality</span><span class="o">=</span><span class="n">is_posexplode</span><span class="p">)</span>
</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a>
</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="c1"># This ensures that we won&#39;t use [POS]EXPLODE&#39;s argument as a new selection</span>
</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">explode_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">output_name</span><span class="p">)</span>
</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a>
</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="c1"># This ensures that we won&#39;t use [POS]EXPLODE&#39;s argument as a new selection</span>
</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">explode_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">output_name</span><span class="p">)</span>
</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a>
</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> <span class="n">unnest_source_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_source_names</span><span class="p">,</span> <span class="s2">&quot;_u&quot;</span><span class="p">)</span>
</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a> <span class="n">taken_source_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">unnest_source_alias</span><span class="p">)</span>
</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="n">unnest_source_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_source_names</span><span class="p">,</span> <span class="s2">&quot;_u&quot;</span><span class="p">)</span>
</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="n">taken_source_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">unnest_source_alias</span><span class="p">)</span>
</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a>
</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">explode_alias</span><span class="p">:</span>
</span><span id="L-193"><a href="#L-193"><span class="linenos">193</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;col&quot;</span><span class="p">)</span>
</span><span id="L-194"><a href="#L-194"><span class="linenos">194</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">)</span>
</span><span id="L-195"><a href="#L-195"><span class="linenos">195</span></a>
</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">explode_alias</span><span class="p">:</span>
</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;col&quot;</span><span class="p">)</span>
</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">)</span>
</span><span id="L-196"><a href="#L-196"><span class="linenos">196</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="L-197"><a href="#L-197"><span class="linenos">197</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;pos&quot;</span><span class="p">)</span>
</span><span id="L-198"><a href="#L-198"><span class="linenos">198</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">)</span>
</span><span id="L-199"><a href="#L-199"><span class="linenos">199</span></a>
</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;pos&quot;</span><span class="p">)</span>
</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">)</span>
</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a>
</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">,</span> <span class="n">pos_alias</span><span class="p">]</span>
</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">,</span> <span class="n">explode_alias</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">]</span>
</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">))</span>
</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a>
</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">unnest_source_alias</span><span class="p">,</span> <span class="n">table</span><span class="o">=</span><span class="n">column_names</span><span class="p">)</span>
</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a>
</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">):</span>
</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">from_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">join_type</span><span class="o">=</span><span class="s2">&quot;CROSS&quot;</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a>
</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a>
</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a>
</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a><span class="k">def</span> <span class="nf">remove_target_from_merge</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Remove table refs from columns in when statements.&quot;&quot;&quot;</span>
</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Merge</span><span class="p">):</span>
</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">)</span>
</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a> <span class="n">targets</span> <span class="o">=</span> <span class="p">{</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">}</span>
</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a> <span class="k">if</span> <span class="n">alias</span><span class="p">:</span>
</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a> <span class="n">targets</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">alias</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a>
</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a> <span class="k">for</span> <span class="n">when</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a> <span class="n">when</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span>
</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a> <span class="k">lambda</span> <span class="n">node</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">node</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;table&quot;</span><span class="p">)</span> <span class="ow">in</span> <span class="n">targets</span>
</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a> <span class="k">else</span> <span class="n">node</span><span class="p">,</span>
</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a> <span class="p">)</span>
</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a>
</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a>
</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a>
</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a><span class="k">def</span> <span class="nf">remove_within_group_for_percentiles</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">WithinGroup</span><span class="p">)</span>
</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">PercentileCont</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">PercentileDisc</span><span class="p">))</span>
</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a> <span class="p">):</span>
</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a> <span class="n">quantile</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a> <span class="n">input_value</span> <span class="o">=</span> <span class="n">t</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">))</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ApproxQuantile</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">input_value</span><span class="p">,</span> <span class="n">quantile</span><span class="o">=</span><span class="n">quantile</span><span class="p">))</span>
</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a>
</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a>
</span><span id="L-200"><a href="#L-200"><span class="linenos">200</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="L-201"><a href="#L-201"><span class="linenos">201</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">,</span> <span class="n">pos_alias</span><span class="p">]</span>
</span><span id="L-202"><a href="#L-202"><span class="linenos">202</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span><span id="L-203"><a href="#L-203"><span class="linenos">203</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">,</span> <span class="n">explode_alias</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-204"><a href="#L-204"><span class="linenos">204</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-205"><a href="#L-205"><span class="linenos">205</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">]</span>
</span><span id="L-206"><a href="#L-206"><span class="linenos">206</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">))</span>
</span><span id="L-207"><a href="#L-207"><span class="linenos">207</span></a>
</span><span id="L-208"><a href="#L-208"><span class="linenos">208</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">unnest_source_alias</span><span class="p">,</span> <span class="n">table</span><span class="o">=</span><span class="n">column_names</span><span class="p">)</span>
</span><span id="L-209"><a href="#L-209"><span class="linenos">209</span></a>
</span><span id="L-210"><a href="#L-210"><span class="linenos">210</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">):</span>
</span><span id="L-211"><a href="#L-211"><span class="linenos">211</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">from_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-212"><a href="#L-212"><span class="linenos">212</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="L-213"><a href="#L-213"><span class="linenos">213</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">join_type</span><span class="o">=</span><span class="s2">&quot;CROSS&quot;</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="L-214"><a href="#L-214"><span class="linenos">214</span></a>
</span><span id="L-215"><a href="#L-215"><span class="linenos">215</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-216"><a href="#L-216"><span class="linenos">216</span></a>
</span><span id="L-217"><a href="#L-217"><span class="linenos">217</span></a>
</span><span id="L-218"><a href="#L-218"><span class="linenos">218</span></a><span class="k">def</span> <span class="nf">remove_target_from_merge</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-219"><a href="#L-219"><span class="linenos">219</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Remove table refs from columns in when statements.&quot;&quot;&quot;</span>
</span><span id="L-220"><a href="#L-220"><span class="linenos">220</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Merge</span><span class="p">):</span>
</span><span id="L-221"><a href="#L-221"><span class="linenos">221</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">)</span>
</span><span id="L-222"><a href="#L-222"><span class="linenos">222</span></a> <span class="n">targets</span> <span class="o">=</span> <span class="p">{</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">}</span>
</span><span id="L-223"><a href="#L-223"><span class="linenos">223</span></a> <span class="k">if</span> <span class="n">alias</span><span class="p">:</span>
</span><span id="L-224"><a href="#L-224"><span class="linenos">224</span></a> <span class="n">targets</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">alias</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a>
</span><span id="L-226"><a href="#L-226"><span class="linenos">226</span></a> <span class="k">for</span> <span class="n">when</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-227"><a href="#L-227"><span class="linenos">227</span></a> <span class="n">when</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span>
</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a> <span class="k">lambda</span> <span class="n">node</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">node</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;table&quot;</span><span class="p">)</span> <span class="ow">in</span> <span class="n">targets</span>
</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a> <span class="k">else</span> <span class="n">node</span><span class="p">,</span>
</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
</span><span id="L-232"><a href="#L-232"><span class="linenos">232</span></a> <span class="p">)</span>
</span><span id="L-233"><a href="#L-233"><span class="linenos">233</span></a>
</span><span id="L-234"><a href="#L-234"><span class="linenos">234</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-235"><a href="#L-235"><span class="linenos">235</span></a>
</span><span id="L-236"><a href="#L-236"><span class="linenos">236</span></a>
</span><span id="L-237"><a href="#L-237"><span class="linenos">237</span></a><span class="k">def</span> <span class="nf">remove_within_group_for_percentiles</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-238"><a href="#L-238"><span class="linenos">238</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-239"><a href="#L-239"><span class="linenos">239</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">WithinGroup</span><span class="p">)</span>
</span><span id="L-240"><a href="#L-240"><span class="linenos">240</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">PercentileCont</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">PercentileDisc</span><span class="p">))</span>
</span><span id="L-241"><a href="#L-241"><span class="linenos">241</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
</span><span id="L-242"><a href="#L-242"><span class="linenos">242</span></a> <span class="p">):</span>
</span><span id="L-243"><a href="#L-243"><span class="linenos">243</span></a> <span class="n">quantile</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-244"><a href="#L-244"><span class="linenos">244</span></a> <span class="n">input_value</span> <span class="o">=</span> <span class="n">t</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">))</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-245"><a href="#L-245"><span class="linenos">245</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ApproxQuantile</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">input_value</span><span class="p">,</span> <span class="n">quantile</span><span class="o">=</span><span class="n">quantile</span><span class="p">))</span>
</span><span id="L-246"><a href="#L-246"><span class="linenos">246</span></a>
</span><span id="L-247"><a href="#L-247"><span class="linenos">247</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a>
</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a>
</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a><span class="k">def</span> <span class="nf">add_recursive_cte_column_names</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">With</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a> <span class="n">next_name</span> <span class="o">=</span> <span class="n">name_sequence</span><span class="p">(</span><span class="s2">&quot;_c_&quot;</span><span class="p">)</span>
</span><span id="L-253"><a href="#L-253"><span class="linenos">253</span></a>
</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a><span class="k">def</span> <span class="nf">add_recursive_cte_column_names</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">With</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a> <span class="n">next_name</span> <span class="o">=</span> <span class="n">name_sequence</span><span class="p">(</span><span class="s2">&quot;_c_&quot;</span><span class="p">)</span>
</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a>
</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a> <span class="k">for</span> <span class="n">cte</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">query</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">query</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a>
</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">set</span><span class="p">(</span>
</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a> <span class="s2">&quot;columns&quot;</span><span class="p">,</span>
</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a> <span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">s</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="ow">or</span> <span class="n">next_name</span><span class="p">())</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">query</span><span class="o">.</span><span class="n">selects</span><span class="p">],</span>
</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a> <span class="p">)</span>
</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a>
</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a>
</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a>
</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a><span class="k">def</span> <span class="nf">epoch_cast_to_ts</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">))</span>
</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="o">==</span> <span class="s2">&quot;epoch&quot;</span>
</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEMPORAL_TYPES</span>
</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a> <span class="p">):</span>
</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">&quot;1970-01-01 00:00:00&quot;</span><span class="p">))</span>
</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a>
</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a>
</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a>
</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a><span class="k">def</span> <span class="nf">preprocess</span><span class="p">(</span>
</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a> <span class="n">transforms</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]],</span>
</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">Generator</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a><span class="sd"> Creates a new transform by chaining a sequence of transformations and converts the resulting</span>
</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a><span class="sd"> expression to SQL, using either the &quot;_sql&quot; method corresponding to the resulting expression,</span>
</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a><span class="sd"> or the appropriate `Generator.TRANSFORMS` function (when applicable -- see below).</span>
</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a>
</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a><span class="sd"> Args:</span>
</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a><span class="sd"> transforms: sequence of transform functions. These will be called in order.</span>
</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a> <span class="k">for</span> <span class="n">cte</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">query</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">query</span><span class="o">.</span><span class="n">this</span>
</span><span id="L-259"><a href="#L-259"><span class="linenos">259</span></a>
</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">set</span><span class="p">(</span>
</span><span id="L-261"><a href="#L-261"><span class="linenos">261</span></a> <span class="s2">&quot;columns&quot;</span><span class="p">,</span>
</span><span id="L-262"><a href="#L-262"><span class="linenos">262</span></a> <span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">s</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="ow">or</span> <span class="n">next_name</span><span class="p">())</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">query</span><span class="o">.</span><span class="n">selects</span><span class="p">],</span>
</span><span id="L-263"><a href="#L-263"><span class="linenos">263</span></a> <span class="p">)</span>
</span><span id="L-264"><a href="#L-264"><span class="linenos">264</span></a>
</span><span id="L-265"><a href="#L-265"><span class="linenos">265</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-266"><a href="#L-266"><span class="linenos">266</span></a>
</span><span id="L-267"><a href="#L-267"><span class="linenos">267</span></a>
</span><span id="L-268"><a href="#L-268"><span class="linenos">268</span></a><span class="k">def</span> <span class="nf">epoch_cast_to_ts</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="L-269"><a href="#L-269"><span class="linenos">269</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="L-270"><a href="#L-270"><span class="linenos">270</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">))</span>
</span><span id="L-271"><a href="#L-271"><span class="linenos">271</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="o">==</span> <span class="s2">&quot;epoch&quot;</span>
</span><span id="L-272"><a href="#L-272"><span class="linenos">272</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEMPORAL_TYPES</span>
</span><span id="L-273"><a href="#L-273"><span class="linenos">273</span></a> <span class="p">):</span>
</span><span id="L-274"><a href="#L-274"><span class="linenos">274</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">&quot;1970-01-01 00:00:00&quot;</span><span class="p">))</span>
</span><span id="L-275"><a href="#L-275"><span class="linenos">275</span></a>
</span><span id="L-276"><a href="#L-276"><span class="linenos">276</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="L-277"><a href="#L-277"><span class="linenos">277</span></a>
</span><span id="L-278"><a href="#L-278"><span class="linenos">278</span></a>
</span><span id="L-279"><a href="#L-279"><span class="linenos">279</span></a><span class="k">def</span> <span class="nf">preprocess</span><span class="p">(</span>
</span><span id="L-280"><a href="#L-280"><span class="linenos">280</span></a> <span class="n">transforms</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]],</span>
</span><span id="L-281"><a href="#L-281"><span class="linenos">281</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">Generator</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="L-282"><a href="#L-282"><span class="linenos">282</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="L-283"><a href="#L-283"><span class="linenos">283</span></a><span class="sd"> Creates a new transform by chaining a sequence of transformations and converts the resulting</span>
</span><span id="L-284"><a href="#L-284"><span class="linenos">284</span></a><span class="sd"> expression to SQL, using either the &quot;_sql&quot; method corresponding to the resulting expression,</span>
</span><span id="L-285"><a href="#L-285"><span class="linenos">285</span></a><span class="sd"> or the appropriate `Generator.TRANSFORMS` function (when applicable -- see below).</span>
</span><span id="L-286"><a href="#L-286"><span class="linenos">286</span></a>
</span><span id="L-287"><a href="#L-287"><span class="linenos">287</span></a><span class="sd"> Args:</span>
</span><span id="L-288"><a href="#L-288"><span class="linenos">288</span></a><span class="sd"> transforms: sequence of transform functions. These will be called in order.</span>
</span><span id="L-289"><a href="#L-289"><span class="linenos">289</span></a>
</span><span id="L-290"><a href="#L-290"><span class="linenos">290</span></a><span class="sd"> Returns:</span>
</span><span id="L-291"><a href="#L-291"><span class="linenos">291</span></a><span class="sd"> Function that can be used as a generator transform.</span>
</span><span id="L-292"><a href="#L-292"><span class="linenos">292</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-293"><a href="#L-293"><span class="linenos">293</span></a>
</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a><span class="sd"> Returns:</span>
</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a><span class="sd"> Function that can be used as a generator transform.</span>
</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a>
</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a> <span class="k">def</span> <span class="nf">_to_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a> <span class="n">expression_type</span> <span class="o">=</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-294"><a href="#L-294"><span class="linenos">294</span></a> <span class="k">def</span> <span class="nf">_to_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
</span><span id="L-295"><a href="#L-295"><span class="linenos">295</span></a> <span class="n">expression_type</span> <span class="o">=</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-296"><a href="#L-296"><span class="linenos">296</span></a>
</span><span id="L-297"><a href="#L-297"><span class="linenos">297</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">0</span><span class="p">](</span><span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">())</span>
</span><span id="L-298"><a href="#L-298"><span class="linenos">298</span></a> <span class="k">for</span> <span class="n">t</span> <span class="ow">in</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span>
</span><span id="L-299"><a href="#L-299"><span class="linenos">299</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">t</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-300"><a href="#L-300"><span class="linenos">300</span></a>
</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">0</span><span class="p">](</span><span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">())</span>
</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a> <span class="k">for</span> <span class="n">t</span> <span class="ow">in</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span>
</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">t</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-301"><a href="#L-301"><span class="linenos">301</span></a> <span class="n">_sql_handler</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">key</span> <span class="o">+</span> <span class="s2">&quot;_sql&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-302"><a href="#L-302"><span class="linenos">302</span></a> <span class="k">if</span> <span class="n">_sql_handler</span><span class="p">:</span>
</span><span id="L-303"><a href="#L-303"><span class="linenos">303</span></a> <span class="k">return</span> <span class="n">_sql_handler</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-304"><a href="#L-304"><span class="linenos">304</span></a>
</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a> <span class="n">_sql_handler</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">key</span> <span class="o">+</span> <span class="s2">&quot;_sql&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a> <span class="k">if</span> <span class="n">_sql_handler</span><span class="p">:</span>
</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a> <span class="k">return</span> <span class="n">_sql_handler</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a>
</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a> <span class="n">transforms_handler</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">))</span>
</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a> <span class="k">if</span> <span class="n">transforms_handler</span><span class="p">:</span>
</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a> <span class="c1"># Ensures we don&#39;t enter an infinite loop. This can happen when the original expression</span>
</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a> <span class="c1"># has the same type as the final expression and there&#39;s no _sql method available for it,</span>
</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a> <span class="c1"># because then it&#39;d re-enter _to_sql.</span>
</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a> <span class="k">if</span> <span class="n">expression_type</span> <span class="ow">is</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a> <span class="sa">f</span><span class="s2">&quot;Expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2"> requires a _sql method in order to be transformed.&quot;</span>
</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a> <span class="p">)</span>
</span><span id="L-305"><a href="#L-305"><span class="linenos">305</span></a> <span class="n">transforms_handler</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">))</span>
</span><span id="L-306"><a href="#L-306"><span class="linenos">306</span></a> <span class="k">if</span> <span class="n">transforms_handler</span><span class="p">:</span>
</span><span id="L-307"><a href="#L-307"><span class="linenos">307</span></a> <span class="c1"># Ensures we don&#39;t enter an infinite loop. This can happen when the original expression</span>
</span><span id="L-308"><a href="#L-308"><span class="linenos">308</span></a> <span class="c1"># has the same type as the final expression and there&#39;s no _sql method available for it,</span>
</span><span id="L-309"><a href="#L-309"><span class="linenos">309</span></a> <span class="c1"># because then it&#39;d re-enter _to_sql.</span>
</span><span id="L-310"><a href="#L-310"><span class="linenos">310</span></a> <span class="k">if</span> <span class="n">expression_type</span> <span class="ow">is</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="L-311"><a href="#L-311"><span class="linenos">311</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
</span><span id="L-312"><a href="#L-312"><span class="linenos">312</span></a> <span class="sa">f</span><span class="s2">&quot;Expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2"> requires a _sql method in order to be transformed.&quot;</span>
</span><span id="L-313"><a href="#L-313"><span class="linenos">313</span></a> <span class="p">)</span>
</span><span id="L-314"><a href="#L-314"><span class="linenos">314</span></a>
</span><span id="L-315"><a href="#L-315"><span class="linenos">315</span></a> <span class="k">return</span> <span class="n">transforms_handler</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
</span><span id="L-316"><a href="#L-316"><span class="linenos">316</span></a>
</span><span id="L-317"><a href="#L-317"><span class="linenos">317</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Unsupported expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2">.&quot;</span><span class="p">)</span>
</span><span id="L-318"><a href="#L-318"><span class="linenos">318</span></a>
</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a> <span class="k">return</span> <span class="n">transforms_handler</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
</span><span id="L-320"><a href="#L-320"><span class="linenos">320</span></a>
</span><span id="L-321"><a href="#L-321"><span class="linenos">321</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Unsupported expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2">.&quot;</span><span class="p">)</span>
</span><span id="L-322"><a href="#L-322"><span class="linenos">322</span></a>
</span><span id="L-323"><a href="#L-323"><span class="linenos">323</span></a> <span class="k">return</span> <span class="n">_to_sql</span>
</span><span id="L-319"><a href="#L-319"><span class="linenos">319</span></a> <span class="k">return</span> <span class="n">_to_sql</span>
</span></pre></div>
@ -703,66 +699,62 @@ other expressions. This transforms removes the precision from parameterized type
<div class="pdoc-code codehilite"><pre><span></span><span id="explode_to_unnest-158"><a href="#explode_to_unnest-158"><span class="linenos">158</span></a><span class="k">def</span> <span class="nf">explode_to_unnest</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="explode_to_unnest-159"><a href="#explode_to_unnest-159"><span class="linenos">159</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Convert explode/posexplode into unnest (used in hive -&gt; presto).&quot;&quot;&quot;</span>
</span><span id="explode_to_unnest-160"><a href="#explode_to_unnest-160"><span class="linenos">160</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">):</span>
</span><span id="explode_to_unnest-161"><a href="#explode_to_unnest-161"><span class="linenos">161</span></a> <span class="kn">from</span> <span class="nn">sqlglot.optimizer.scope</span> <span class="kn">import</span> <span class="n">build_scope</span>
</span><span id="explode_to_unnest-161"><a href="#explode_to_unnest-161"><span class="linenos">161</span></a> <span class="kn">from</span> <span class="nn">sqlglot.optimizer.scope</span> <span class="kn">import</span> <span class="n">Scope</span>
</span><span id="explode_to_unnest-162"><a href="#explode_to_unnest-162"><span class="linenos">162</span></a>
</span><span id="explode_to_unnest-163"><a href="#explode_to_unnest-163"><span class="linenos">163</span></a> <span class="n">scope</span> <span class="o">=</span> <span class="n">build_scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="explode_to_unnest-164"><a href="#explode_to_unnest-164"><span class="linenos">164</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">scope</span><span class="p">:</span>
</span><span id="explode_to_unnest-165"><a href="#explode_to_unnest-165"><span class="linenos">165</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="explode_to_unnest-166"><a href="#explode_to_unnest-166"><span class="linenos">166</span></a>
</span><span id="explode_to_unnest-167"><a href="#explode_to_unnest-167"><span class="linenos">167</span></a> <span class="n">taken_select_names</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
</span><span id="explode_to_unnest-168"><a href="#explode_to_unnest-168"><span class="linenos">168</span></a> <span class="n">taken_source_names</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">scope</span><span class="o">.</span><span class="n">selected_sources</span><span class="p">)</span>
</span><span id="explode_to_unnest-169"><a href="#explode_to_unnest-169"><span class="linenos">169</span></a>
</span><span id="explode_to_unnest-170"><a href="#explode_to_unnest-170"><span class="linenos">170</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
</span><span id="explode_to_unnest-171"><a href="#explode_to_unnest-171"><span class="linenos">171</span></a> <span class="n">to_replace</span> <span class="o">=</span> <span class="n">select</span>
</span><span id="explode_to_unnest-172"><a href="#explode_to_unnest-172"><span class="linenos">172</span></a>
</span><span id="explode_to_unnest-173"><a href="#explode_to_unnest-173"><span class="linenos">173</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="explode_to_unnest-174"><a href="#explode_to_unnest-174"><span class="linenos">174</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="explode_to_unnest-175"><a href="#explode_to_unnest-175"><span class="linenos">175</span></a>
</span><span id="explode_to_unnest-176"><a href="#explode_to_unnest-176"><span class="linenos">176</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
</span><span id="explode_to_unnest-177"><a href="#explode_to_unnest-177"><span class="linenos">177</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">alias</span>
</span><span id="explode_to_unnest-163"><a href="#explode_to_unnest-163"><span class="linenos">163</span></a> <span class="n">taken_select_names</span> <span class="o">=</span> <span class="nb">set</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">named_selects</span><span class="p">)</span>
</span><span id="explode_to_unnest-164"><a href="#explode_to_unnest-164"><span class="linenos">164</span></a> <span class="n">taken_source_names</span> <span class="o">=</span> <span class="p">{</span><span class="n">name</span> <span class="k">for</span> <span class="n">name</span><span class="p">,</span> <span class="n">_</span> <span class="ow">in</span> <span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span><span class="o">.</span><span class="n">references</span><span class="p">}</span>
</span><span id="explode_to_unnest-165"><a href="#explode_to_unnest-165"><span class="linenos">165</span></a>
</span><span id="explode_to_unnest-166"><a href="#explode_to_unnest-166"><span class="linenos">166</span></a> <span class="k">for</span> <span class="n">select</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">selects</span><span class="p">:</span>
</span><span id="explode_to_unnest-167"><a href="#explode_to_unnest-167"><span class="linenos">167</span></a> <span class="n">to_replace</span> <span class="o">=</span> <span class="n">select</span>
</span><span id="explode_to_unnest-168"><a href="#explode_to_unnest-168"><span class="linenos">168</span></a>
</span><span id="explode_to_unnest-169"><a href="#explode_to_unnest-169"><span class="linenos">169</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="explode_to_unnest-170"><a href="#explode_to_unnest-170"><span class="linenos">170</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
</span><span id="explode_to_unnest-171"><a href="#explode_to_unnest-171"><span class="linenos">171</span></a>
</span><span id="explode_to_unnest-172"><a href="#explode_to_unnest-172"><span class="linenos">172</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Alias</span><span class="p">):</span>
</span><span id="explode_to_unnest-173"><a href="#explode_to_unnest-173"><span class="linenos">173</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">alias</span>
</span><span id="explode_to_unnest-174"><a href="#explode_to_unnest-174"><span class="linenos">174</span></a> <span class="n">select</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="explode_to_unnest-175"><a href="#explode_to_unnest-175"><span class="linenos">175</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Aliases</span><span class="p">):</span>
</span><span id="explode_to_unnest-176"><a href="#explode_to_unnest-176"><span class="linenos">176</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="explode_to_unnest-177"><a href="#explode_to_unnest-177"><span class="linenos">177</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="explode_to_unnest-178"><a href="#explode_to_unnest-178"><span class="linenos">178</span></a> <span class="n">select</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="explode_to_unnest-179"><a href="#explode_to_unnest-179"><span class="linenos">179</span></a> <span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Aliases</span><span class="p">):</span>
</span><span id="explode_to_unnest-180"><a href="#explode_to_unnest-180"><span class="linenos">180</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="explode_to_unnest-181"><a href="#explode_to_unnest-181"><span class="linenos">181</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">aliases</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="o">.</span><span class="n">name</span>
</span><span id="explode_to_unnest-182"><a href="#explode_to_unnest-182"><span class="linenos">182</span></a> <span class="n">select</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="explode_to_unnest-183"><a href="#explode_to_unnest-183"><span class="linenos">183</span></a>
</span><span id="explode_to_unnest-184"><a href="#explode_to_unnest-184"><span class="linenos">184</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)):</span>
</span><span id="explode_to_unnest-185"><a href="#explode_to_unnest-185"><span class="linenos">185</span></a> <span class="n">is_posexplode</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)</span>
</span><span id="explode_to_unnest-186"><a href="#explode_to_unnest-186"><span class="linenos">186</span></a>
</span><span id="explode_to_unnest-187"><a href="#explode_to_unnest-187"><span class="linenos">187</span></a> <span class="n">explode_arg</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="explode_to_unnest-188"><a href="#explode_to_unnest-188"><span class="linenos">188</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">copy</span><span class="p">()],</span> <span class="n">ordinality</span><span class="o">=</span><span class="n">is_posexplode</span><span class="p">)</span>
</span><span id="explode_to_unnest-179"><a href="#explode_to_unnest-179"><span class="linenos">179</span></a>
</span><span id="explode_to_unnest-180"><a href="#explode_to_unnest-180"><span class="linenos">180</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Explode</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)):</span>
</span><span id="explode_to_unnest-181"><a href="#explode_to_unnest-181"><span class="linenos">181</span></a> <span class="n">is_posexplode</span> <span class="o">=</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Posexplode</span><span class="p">)</span>
</span><span id="explode_to_unnest-182"><a href="#explode_to_unnest-182"><span class="linenos">182</span></a>
</span><span id="explode_to_unnest-183"><a href="#explode_to_unnest-183"><span class="linenos">183</span></a> <span class="n">explode_arg</span> <span class="o">=</span> <span class="n">select</span><span class="o">.</span><span class="n">this</span>
</span><span id="explode_to_unnest-184"><a href="#explode_to_unnest-184"><span class="linenos">184</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unnest</span><span class="p">(</span><span class="n">expressions</span><span class="o">=</span><span class="p">[</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">copy</span><span class="p">()],</span> <span class="n">ordinality</span><span class="o">=</span><span class="n">is_posexplode</span><span class="p">)</span>
</span><span id="explode_to_unnest-185"><a href="#explode_to_unnest-185"><span class="linenos">185</span></a>
</span><span id="explode_to_unnest-186"><a href="#explode_to_unnest-186"><span class="linenos">186</span></a> <span class="c1"># This ensures that we won&#39;t use [POS]EXPLODE&#39;s argument as a new selection</span>
</span><span id="explode_to_unnest-187"><a href="#explode_to_unnest-187"><span class="linenos">187</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">explode_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
</span><span id="explode_to_unnest-188"><a href="#explode_to_unnest-188"><span class="linenos">188</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">output_name</span><span class="p">)</span>
</span><span id="explode_to_unnest-189"><a href="#explode_to_unnest-189"><span class="linenos">189</span></a>
</span><span id="explode_to_unnest-190"><a href="#explode_to_unnest-190"><span class="linenos">190</span></a> <span class="c1"># This ensures that we won&#39;t use [POS]EXPLODE&#39;s argument as a new selection</span>
</span><span id="explode_to_unnest-191"><a href="#explode_to_unnest-191"><span class="linenos">191</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">explode_arg</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">):</span>
</span><span id="explode_to_unnest-192"><a href="#explode_to_unnest-192"><span class="linenos">192</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_arg</span><span class="o">.</span><span class="n">output_name</span><span class="p">)</span>
</span><span id="explode_to_unnest-193"><a href="#explode_to_unnest-193"><span class="linenos">193</span></a>
</span><span id="explode_to_unnest-194"><a href="#explode_to_unnest-194"><span class="linenos">194</span></a> <span class="n">unnest_source_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_source_names</span><span class="p">,</span> <span class="s2">&quot;_u&quot;</span><span class="p">)</span>
</span><span id="explode_to_unnest-195"><a href="#explode_to_unnest-195"><span class="linenos">195</span></a> <span class="n">taken_source_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">unnest_source_alias</span><span class="p">)</span>
</span><span id="explode_to_unnest-190"><a href="#explode_to_unnest-190"><span class="linenos">190</span></a> <span class="n">unnest_source_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_source_names</span><span class="p">,</span> <span class="s2">&quot;_u&quot;</span><span class="p">)</span>
</span><span id="explode_to_unnest-191"><a href="#explode_to_unnest-191"><span class="linenos">191</span></a> <span class="n">taken_source_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">unnest_source_alias</span><span class="p">)</span>
</span><span id="explode_to_unnest-192"><a href="#explode_to_unnest-192"><span class="linenos">192</span></a>
</span><span id="explode_to_unnest-193"><a href="#explode_to_unnest-193"><span class="linenos">193</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">explode_alias</span><span class="p">:</span>
</span><span id="explode_to_unnest-194"><a href="#explode_to_unnest-194"><span class="linenos">194</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;col&quot;</span><span class="p">)</span>
</span><span id="explode_to_unnest-195"><a href="#explode_to_unnest-195"><span class="linenos">195</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">)</span>
</span><span id="explode_to_unnest-196"><a href="#explode_to_unnest-196"><span class="linenos">196</span></a>
</span><span id="explode_to_unnest-197"><a href="#explode_to_unnest-197"><span class="linenos">197</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">explode_alias</span><span class="p">:</span>
</span><span id="explode_to_unnest-198"><a href="#explode_to_unnest-198"><span class="linenos">198</span></a> <span class="n">explode_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;col&quot;</span><span class="p">)</span>
</span><span id="explode_to_unnest-199"><a href="#explode_to_unnest-199"><span class="linenos">199</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">)</span>
</span><span id="explode_to_unnest-197"><a href="#explode_to_unnest-197"><span class="linenos">197</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="explode_to_unnest-198"><a href="#explode_to_unnest-198"><span class="linenos">198</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;pos&quot;</span><span class="p">)</span>
</span><span id="explode_to_unnest-199"><a href="#explode_to_unnest-199"><span class="linenos">199</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">)</span>
</span><span id="explode_to_unnest-200"><a href="#explode_to_unnest-200"><span class="linenos">200</span></a>
</span><span id="explode_to_unnest-201"><a href="#explode_to_unnest-201"><span class="linenos">201</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="explode_to_unnest-202"><a href="#explode_to_unnest-202"><span class="linenos">202</span></a> <span class="n">pos_alias</span> <span class="o">=</span> <span class="n">find_new_name</span><span class="p">(</span><span class="n">taken_select_names</span><span class="p">,</span> <span class="s2">&quot;pos&quot;</span><span class="p">)</span>
</span><span id="explode_to_unnest-203"><a href="#explode_to_unnest-203"><span class="linenos">203</span></a> <span class="n">taken_select_names</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">)</span>
</span><span id="explode_to_unnest-204"><a href="#explode_to_unnest-204"><span class="linenos">204</span></a>
</span><span id="explode_to_unnest-205"><a href="#explode_to_unnest-205"><span class="linenos">205</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="explode_to_unnest-206"><a href="#explode_to_unnest-206"><span class="linenos">206</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">,</span> <span class="n">pos_alias</span><span class="p">]</span>
</span><span id="explode_to_unnest-207"><a href="#explode_to_unnest-207"><span class="linenos">207</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span><span id="explode_to_unnest-208"><a href="#explode_to_unnest-208"><span class="linenos">208</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">,</span> <span class="n">explode_alias</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="explode_to_unnest-209"><a href="#explode_to_unnest-209"><span class="linenos">209</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="explode_to_unnest-210"><a href="#explode_to_unnest-210"><span class="linenos">210</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">]</span>
</span><span id="explode_to_unnest-211"><a href="#explode_to_unnest-211"><span class="linenos">211</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">))</span>
</span><span id="explode_to_unnest-212"><a href="#explode_to_unnest-212"><span class="linenos">212</span></a>
</span><span id="explode_to_unnest-213"><a href="#explode_to_unnest-213"><span class="linenos">213</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">unnest_source_alias</span><span class="p">,</span> <span class="n">table</span><span class="o">=</span><span class="n">column_names</span><span class="p">)</span>
</span><span id="explode_to_unnest-214"><a href="#explode_to_unnest-214"><span class="linenos">214</span></a>
</span><span id="explode_to_unnest-215"><a href="#explode_to_unnest-215"><span class="linenos">215</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">):</span>
</span><span id="explode_to_unnest-216"><a href="#explode_to_unnest-216"><span class="linenos">216</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">from_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="explode_to_unnest-217"><a href="#explode_to_unnest-217"><span class="linenos">217</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="explode_to_unnest-218"><a href="#explode_to_unnest-218"><span class="linenos">218</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">join_type</span><span class="o">=</span><span class="s2">&quot;CROSS&quot;</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="explode_to_unnest-219"><a href="#explode_to_unnest-219"><span class="linenos">219</span></a>
</span><span id="explode_to_unnest-220"><a href="#explode_to_unnest-220"><span class="linenos">220</span></a> <span class="k">return</span> <span class="n">expression</span>
</span><span id="explode_to_unnest-201"><a href="#explode_to_unnest-201"><span class="linenos">201</span></a> <span class="k">if</span> <span class="n">is_posexplode</span><span class="p">:</span>
</span><span id="explode_to_unnest-202"><a href="#explode_to_unnest-202"><span class="linenos">202</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">,</span> <span class="n">pos_alias</span><span class="p">]</span>
</span><span id="explode_to_unnest-203"><a href="#explode_to_unnest-203"><span class="linenos">203</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
</span><span id="explode_to_unnest-204"><a href="#explode_to_unnest-204"><span class="linenos">204</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">pos_alias</span><span class="p">,</span> <span class="n">explode_alias</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="explode_to_unnest-205"><a href="#explode_to_unnest-205"><span class="linenos">205</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="explode_to_unnest-206"><a href="#explode_to_unnest-206"><span class="linenos">206</span></a> <span class="n">column_names</span> <span class="o">=</span> <span class="p">[</span><span class="n">explode_alias</span><span class="p">]</span>
</span><span id="explode_to_unnest-207"><a href="#explode_to_unnest-207"><span class="linenos">207</span></a> <span class="n">to_replace</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">explode_alias</span><span class="p">))</span>
</span><span id="explode_to_unnest-208"><a href="#explode_to_unnest-208"><span class="linenos">208</span></a>
</span><span id="explode_to_unnest-209"><a href="#explode_to_unnest-209"><span class="linenos">209</span></a> <span class="n">unnest</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">alias_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">unnest_source_alias</span><span class="p">,</span> <span class="n">table</span><span class="o">=</span><span class="n">column_names</span><span class="p">)</span>
</span><span id="explode_to_unnest-210"><a href="#explode_to_unnest-210"><span class="linenos">210</span></a>
</span><span id="explode_to_unnest-211"><a href="#explode_to_unnest-211"><span class="linenos">211</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;from&quot;</span><span class="p">):</span>
</span><span id="explode_to_unnest-212"><a href="#explode_to_unnest-212"><span class="linenos">212</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">from_</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="explode_to_unnest-213"><a href="#explode_to_unnest-213"><span class="linenos">213</span></a> <span class="k">else</span><span class="p">:</span>
</span><span id="explode_to_unnest-214"><a href="#explode_to_unnest-214"><span class="linenos">214</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">unnest</span><span class="p">,</span> <span class="n">join_type</span><span class="o">=</span><span class="s2">&quot;CROSS&quot;</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
</span><span id="explode_to_unnest-215"><a href="#explode_to_unnest-215"><span class="linenos">215</span></a>
</span><span id="explode_to_unnest-216"><a href="#explode_to_unnest-216"><span class="linenos">216</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -782,23 +774,23 @@ other expressions. This transforms removes the precision from parameterized type
</div>
<a class="headerlink" href="#remove_target_from_merge"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="remove_target_from_merge-223"><a href="#remove_target_from_merge-223"><span class="linenos">223</span></a><span class="k">def</span> <span class="nf">remove_target_from_merge</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="remove_target_from_merge-224"><a href="#remove_target_from_merge-224"><span class="linenos">224</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Remove table refs from columns in when statements.&quot;&quot;&quot;</span>
</span><span id="remove_target_from_merge-225"><a href="#remove_target_from_merge-225"><span class="linenos">225</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Merge</span><span class="p">):</span>
</span><span id="remove_target_from_merge-226"><a href="#remove_target_from_merge-226"><span class="linenos">226</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">)</span>
</span><span id="remove_target_from_merge-227"><a href="#remove_target_from_merge-227"><span class="linenos">227</span></a> <span class="n">targets</span> <span class="o">=</span> <span class="p">{</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">}</span>
</span><span id="remove_target_from_merge-228"><a href="#remove_target_from_merge-228"><span class="linenos">228</span></a> <span class="k">if</span> <span class="n">alias</span><span class="p">:</span>
</span><span id="remove_target_from_merge-229"><a href="#remove_target_from_merge-229"><span class="linenos">229</span></a> <span class="n">targets</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">alias</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
</span><span id="remove_target_from_merge-230"><a href="#remove_target_from_merge-230"><span class="linenos">230</span></a>
</span><span id="remove_target_from_merge-231"><a href="#remove_target_from_merge-231"><span class="linenos">231</span></a> <span class="k">for</span> <span class="n">when</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="remove_target_from_merge-232"><a href="#remove_target_from_merge-232"><span class="linenos">232</span></a> <span class="n">when</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span>
</span><span id="remove_target_from_merge-233"><a href="#remove_target_from_merge-233"><span class="linenos">233</span></a> <span class="k">lambda</span> <span class="n">node</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">node</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="remove_target_from_merge-234"><a href="#remove_target_from_merge-234"><span class="linenos">234</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;table&quot;</span><span class="p">)</span> <span class="ow">in</span> <span class="n">targets</span>
</span><span id="remove_target_from_merge-235"><a href="#remove_target_from_merge-235"><span class="linenos">235</span></a> <span class="k">else</span> <span class="n">node</span><span class="p">,</span>
</span><span id="remove_target_from_merge-236"><a href="#remove_target_from_merge-236"><span class="linenos">236</span></a> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
</span><span id="remove_target_from_merge-237"><a href="#remove_target_from_merge-237"><span class="linenos">237</span></a> <span class="p">)</span>
</span><span id="remove_target_from_merge-238"><a href="#remove_target_from_merge-238"><span class="linenos">238</span></a>
</span><span id="remove_target_from_merge-239"><a href="#remove_target_from_merge-239"><span class="linenos">239</span></a> <span class="k">return</span> <span class="n">expression</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="remove_target_from_merge-219"><a href="#remove_target_from_merge-219"><span class="linenos">219</span></a><span class="k">def</span> <span class="nf">remove_target_from_merge</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="remove_target_from_merge-220"><a href="#remove_target_from_merge-220"><span class="linenos">220</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Remove table refs from columns in when statements.&quot;&quot;&quot;</span>
</span><span id="remove_target_from_merge-221"><a href="#remove_target_from_merge-221"><span class="linenos">221</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Merge</span><span class="p">):</span>
</span><span id="remove_target_from_merge-222"><a href="#remove_target_from_merge-222"><span class="linenos">222</span></a> <span class="n">alias</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;alias&quot;</span><span class="p">)</span>
</span><span id="remove_target_from_merge-223"><a href="#remove_target_from_merge-223"><span class="linenos">223</span></a> <span class="n">targets</span> <span class="o">=</span> <span class="p">{</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span><span class="p">}</span>
</span><span id="remove_target_from_merge-224"><a href="#remove_target_from_merge-224"><span class="linenos">224</span></a> <span class="k">if</span> <span class="n">alias</span><span class="p">:</span>
</span><span id="remove_target_from_merge-225"><a href="#remove_target_from_merge-225"><span class="linenos">225</span></a> <span class="n">targets</span><span class="o">.</span><span class="n">add</span><span class="p">(</span><span class="n">alias</span><span class="o">.</span><span class="n">this</span><span class="p">)</span>
</span><span id="remove_target_from_merge-226"><a href="#remove_target_from_merge-226"><span class="linenos">226</span></a>
</span><span id="remove_target_from_merge-227"><a href="#remove_target_from_merge-227"><span class="linenos">227</span></a> <span class="k">for</span> <span class="n">when</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="remove_target_from_merge-228"><a href="#remove_target_from_merge-228"><span class="linenos">228</span></a> <span class="n">when</span><span class="o">.</span><span class="n">transform</span><span class="p">(</span>
</span><span id="remove_target_from_merge-229"><a href="#remove_target_from_merge-229"><span class="linenos">229</span></a> <span class="k">lambda</span> <span class="n">node</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">column</span><span class="p">(</span><span class="n">node</span><span class="o">.</span><span class="n">name</span><span class="p">)</span>
</span><span id="remove_target_from_merge-230"><a href="#remove_target_from_merge-230"><span class="linenos">230</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Column</span><span class="p">)</span> <span class="ow">and</span> <span class="n">node</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;table&quot;</span><span class="p">)</span> <span class="ow">in</span> <span class="n">targets</span>
</span><span id="remove_target_from_merge-231"><a href="#remove_target_from_merge-231"><span class="linenos">231</span></a> <span class="k">else</span> <span class="n">node</span><span class="p">,</span>
</span><span id="remove_target_from_merge-232"><a href="#remove_target_from_merge-232"><span class="linenos">232</span></a> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span>
</span><span id="remove_target_from_merge-233"><a href="#remove_target_from_merge-233"><span class="linenos">233</span></a> <span class="p">)</span>
</span><span id="remove_target_from_merge-234"><a href="#remove_target_from_merge-234"><span class="linenos">234</span></a>
</span><span id="remove_target_from_merge-235"><a href="#remove_target_from_merge-235"><span class="linenos">235</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -818,17 +810,17 @@ other expressions. This transforms removes the precision from parameterized type
</div>
<a class="headerlink" href="#remove_within_group_for_percentiles"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="remove_within_group_for_percentiles-242"><a href="#remove_within_group_for_percentiles-242"><span class="linenos">242</span></a><span class="k">def</span> <span class="nf">remove_within_group_for_percentiles</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="remove_within_group_for_percentiles-243"><a href="#remove_within_group_for_percentiles-243"><span class="linenos">243</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="remove_within_group_for_percentiles-244"><a href="#remove_within_group_for_percentiles-244"><span class="linenos">244</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">WithinGroup</span><span class="p">)</span>
</span><span id="remove_within_group_for_percentiles-245"><a href="#remove_within_group_for_percentiles-245"><span class="linenos">245</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">PercentileCont</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">PercentileDisc</span><span class="p">))</span>
</span><span id="remove_within_group_for_percentiles-246"><a href="#remove_within_group_for_percentiles-246"><span class="linenos">246</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
</span><span id="remove_within_group_for_percentiles-247"><a href="#remove_within_group_for_percentiles-247"><span class="linenos">247</span></a> <span class="p">):</span>
</span><span id="remove_within_group_for_percentiles-248"><a href="#remove_within_group_for_percentiles-248"><span class="linenos">248</span></a> <span class="n">quantile</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
</span><span id="remove_within_group_for_percentiles-249"><a href="#remove_within_group_for_percentiles-249"><span class="linenos">249</span></a> <span class="n">input_value</span> <span class="o">=</span> <span class="n">t</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">))</span><span class="o">.</span><span class="n">this</span>
</span><span id="remove_within_group_for_percentiles-250"><a href="#remove_within_group_for_percentiles-250"><span class="linenos">250</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ApproxQuantile</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">input_value</span><span class="p">,</span> <span class="n">quantile</span><span class="o">=</span><span class="n">quantile</span><span class="p">))</span>
</span><span id="remove_within_group_for_percentiles-251"><a href="#remove_within_group_for_percentiles-251"><span class="linenos">251</span></a>
</span><span id="remove_within_group_for_percentiles-252"><a href="#remove_within_group_for_percentiles-252"><span class="linenos">252</span></a> <span class="k">return</span> <span class="n">expression</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="remove_within_group_for_percentiles-238"><a href="#remove_within_group_for_percentiles-238"><span class="linenos">238</span></a><span class="k">def</span> <span class="nf">remove_within_group_for_percentiles</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="remove_within_group_for_percentiles-239"><a href="#remove_within_group_for_percentiles-239"><span class="linenos">239</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="remove_within_group_for_percentiles-240"><a href="#remove_within_group_for_percentiles-240"><span class="linenos">240</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">WithinGroup</span><span class="p">)</span>
</span><span id="remove_within_group_for_percentiles-241"><a href="#remove_within_group_for_percentiles-241"><span class="linenos">241</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">PercentileCont</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">PercentileDisc</span><span class="p">))</span>
</span><span id="remove_within_group_for_percentiles-242"><a href="#remove_within_group_for_percentiles-242"><span class="linenos">242</span></a> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Order</span><span class="p">)</span>
</span><span id="remove_within_group_for_percentiles-243"><a href="#remove_within_group_for_percentiles-243"><span class="linenos">243</span></a> <span class="p">):</span>
</span><span id="remove_within_group_for_percentiles-244"><a href="#remove_within_group_for_percentiles-244"><span class="linenos">244</span></a> <span class="n">quantile</span> <span class="o">=</span> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">this</span>
</span><span id="remove_within_group_for_percentiles-245"><a href="#remove_within_group_for_percentiles-245"><span class="linenos">245</span></a> <span class="n">input_value</span> <span class="o">=</span> <span class="n">t</span><span class="o">.</span><span class="n">cast</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Ordered</span><span class="p">))</span><span class="o">.</span><span class="n">this</span>
</span><span id="remove_within_group_for_percentiles-246"><a href="#remove_within_group_for_percentiles-246"><span class="linenos">246</span></a> <span class="k">return</span> <span class="n">expression</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">ApproxQuantile</span><span class="p">(</span><span class="n">this</span><span class="o">=</span><span class="n">input_value</span><span class="p">,</span> <span class="n">quantile</span><span class="o">=</span><span class="n">quantile</span><span class="p">))</span>
</span><span id="remove_within_group_for_percentiles-247"><a href="#remove_within_group_for_percentiles-247"><span class="linenos">247</span></a>
</span><span id="remove_within_group_for_percentiles-248"><a href="#remove_within_group_for_percentiles-248"><span class="linenos">248</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -846,22 +838,22 @@ other expressions. This transforms removes the precision from parameterized type
</div>
<a class="headerlink" href="#add_recursive_cte_column_names"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="add_recursive_cte_column_names-255"><a href="#add_recursive_cte_column_names-255"><span class="linenos">255</span></a><span class="k">def</span> <span class="nf">add_recursive_cte_column_names</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-256"><a href="#add_recursive_cte_column_names-256"><span class="linenos">256</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">With</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-257"><a href="#add_recursive_cte_column_names-257"><span class="linenos">257</span></a> <span class="n">next_name</span> <span class="o">=</span> <span class="n">name_sequence</span><span class="p">(</span><span class="s2">&quot;_c_&quot;</span><span class="p">)</span>
</span><span id="add_recursive_cte_column_names-258"><a href="#add_recursive_cte_column_names-258"><span class="linenos">258</span></a>
</span><span id="add_recursive_cte_column_names-259"><a href="#add_recursive_cte_column_names-259"><span class="linenos">259</span></a> <span class="k">for</span> <span class="n">cte</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-260"><a href="#add_recursive_cte_column_names-260"><span class="linenos">260</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-261"><a href="#add_recursive_cte_column_names-261"><span class="linenos">261</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">this</span>
</span><span id="add_recursive_cte_column_names-262"><a href="#add_recursive_cte_column_names-262"><span class="linenos">262</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">query</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
</span><span id="add_recursive_cte_column_names-263"><a href="#add_recursive_cte_column_names-263"><span class="linenos">263</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">query</span><span class="o">.</span><span class="n">this</span>
</span><span id="add_recursive_cte_column_names-264"><a href="#add_recursive_cte_column_names-264"><span class="linenos">264</span></a>
</span><span id="add_recursive_cte_column_names-265"><a href="#add_recursive_cte_column_names-265"><span class="linenos">265</span></a> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">set</span><span class="p">(</span>
</span><span id="add_recursive_cte_column_names-266"><a href="#add_recursive_cte_column_names-266"><span class="linenos">266</span></a> <span class="s2">&quot;columns&quot;</span><span class="p">,</span>
</span><span id="add_recursive_cte_column_names-267"><a href="#add_recursive_cte_column_names-267"><span class="linenos">267</span></a> <span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">s</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="ow">or</span> <span class="n">next_name</span><span class="p">())</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">query</span><span class="o">.</span><span class="n">selects</span><span class="p">],</span>
</span><span id="add_recursive_cte_column_names-268"><a href="#add_recursive_cte_column_names-268"><span class="linenos">268</span></a> <span class="p">)</span>
</span><span id="add_recursive_cte_column_names-269"><a href="#add_recursive_cte_column_names-269"><span class="linenos">269</span></a>
</span><span id="add_recursive_cte_column_names-270"><a href="#add_recursive_cte_column_names-270"><span class="linenos">270</span></a> <span class="k">return</span> <span class="n">expression</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="add_recursive_cte_column_names-251"><a href="#add_recursive_cte_column_names-251"><span class="linenos">251</span></a><span class="k">def</span> <span class="nf">add_recursive_cte_column_names</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-252"><a href="#add_recursive_cte_column_names-252"><span class="linenos">252</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">With</span><span class="p">)</span> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">recursive</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-253"><a href="#add_recursive_cte_column_names-253"><span class="linenos">253</span></a> <span class="n">next_name</span> <span class="o">=</span> <span class="n">name_sequence</span><span class="p">(</span><span class="s2">&quot;_c_&quot;</span><span class="p">)</span>
</span><span id="add_recursive_cte_column_names-254"><a href="#add_recursive_cte_column_names-254"><span class="linenos">254</span></a>
</span><span id="add_recursive_cte_column_names-255"><a href="#add_recursive_cte_column_names-255"><span class="linenos">255</span></a> <span class="k">for</span> <span class="n">cte</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">expressions</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-256"><a href="#add_recursive_cte_column_names-256"><span class="linenos">256</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">columns</span><span class="p">:</span>
</span><span id="add_recursive_cte_column_names-257"><a href="#add_recursive_cte_column_names-257"><span class="linenos">257</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">cte</span><span class="o">.</span><span class="n">this</span>
</span><span id="add_recursive_cte_column_names-258"><a href="#add_recursive_cte_column_names-258"><span class="linenos">258</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">query</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Union</span><span class="p">):</span>
</span><span id="add_recursive_cte_column_names-259"><a href="#add_recursive_cte_column_names-259"><span class="linenos">259</span></a> <span class="n">query</span> <span class="o">=</span> <span class="n">query</span><span class="o">.</span><span class="n">this</span>
</span><span id="add_recursive_cte_column_names-260"><a href="#add_recursive_cte_column_names-260"><span class="linenos">260</span></a>
</span><span id="add_recursive_cte_column_names-261"><a href="#add_recursive_cte_column_names-261"><span class="linenos">261</span></a> <span class="n">cte</span><span class="o">.</span><span class="n">args</span><span class="p">[</span><span class="s2">&quot;alias&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">set</span><span class="p">(</span>
</span><span id="add_recursive_cte_column_names-262"><a href="#add_recursive_cte_column_names-262"><span class="linenos">262</span></a> <span class="s2">&quot;columns&quot;</span><span class="p">,</span>
</span><span id="add_recursive_cte_column_names-263"><a href="#add_recursive_cte_column_names-263"><span class="linenos">263</span></a> <span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">to_identifier</span><span class="p">(</span><span class="n">s</span><span class="o">.</span><span class="n">alias_or_name</span> <span class="ow">or</span> <span class="n">next_name</span><span class="p">())</span> <span class="k">for</span> <span class="n">s</span> <span class="ow">in</span> <span class="n">query</span><span class="o">.</span><span class="n">selects</span><span class="p">],</span>
</span><span id="add_recursive_cte_column_names-264"><a href="#add_recursive_cte_column_names-264"><span class="linenos">264</span></a> <span class="p">)</span>
</span><span id="add_recursive_cte_column_names-265"><a href="#add_recursive_cte_column_names-265"><span class="linenos">265</span></a>
</span><span id="add_recursive_cte_column_names-266"><a href="#add_recursive_cte_column_names-266"><span class="linenos">266</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -879,15 +871,15 @@ other expressions. This transforms removes the precision from parameterized type
</div>
<a class="headerlink" href="#epoch_cast_to_ts"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="epoch_cast_to_ts-273"><a href="#epoch_cast_to_ts-273"><span class="linenos">273</span></a><span class="k">def</span> <span class="nf">epoch_cast_to_ts</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="epoch_cast_to_ts-274"><a href="#epoch_cast_to_ts-274"><span class="linenos">274</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="epoch_cast_to_ts-275"><a href="#epoch_cast_to_ts-275"><span class="linenos">275</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">))</span>
</span><span id="epoch_cast_to_ts-276"><a href="#epoch_cast_to_ts-276"><span class="linenos">276</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="o">==</span> <span class="s2">&quot;epoch&quot;</span>
</span><span id="epoch_cast_to_ts-277"><a href="#epoch_cast_to_ts-277"><span class="linenos">277</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEMPORAL_TYPES</span>
</span><span id="epoch_cast_to_ts-278"><a href="#epoch_cast_to_ts-278"><span class="linenos">278</span></a> <span class="p">):</span>
</span><span id="epoch_cast_to_ts-279"><a href="#epoch_cast_to_ts-279"><span class="linenos">279</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">&quot;1970-01-01 00:00:00&quot;</span><span class="p">))</span>
</span><span id="epoch_cast_to_ts-280"><a href="#epoch_cast_to_ts-280"><span class="linenos">280</span></a>
</span><span id="epoch_cast_to_ts-281"><a href="#epoch_cast_to_ts-281"><span class="linenos">281</span></a> <span class="k">return</span> <span class="n">expression</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="epoch_cast_to_ts-269"><a href="#epoch_cast_to_ts-269"><span class="linenos">269</span></a><span class="k">def</span> <span class="nf">epoch_cast_to_ts</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">:</span>
</span><span id="epoch_cast_to_ts-270"><a href="#epoch_cast_to_ts-270"><span class="linenos">270</span></a> <span class="k">if</span> <span class="p">(</span>
</span><span id="epoch_cast_to_ts-271"><a href="#epoch_cast_to_ts-271"><span class="linenos">271</span></a> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Cast</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">TryCast</span><span class="p">))</span>
</span><span id="epoch_cast_to_ts-272"><a href="#epoch_cast_to_ts-272"><span class="linenos">272</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="o">==</span> <span class="s2">&quot;epoch&quot;</span>
</span><span id="epoch_cast_to_ts-273"><a href="#epoch_cast_to_ts-273"><span class="linenos">273</span></a> <span class="ow">and</span> <span class="n">expression</span><span class="o">.</span><span class="n">to</span><span class="o">.</span><span class="n">this</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEMPORAL_TYPES</span>
</span><span id="epoch_cast_to_ts-274"><a href="#epoch_cast_to_ts-274"><span class="linenos">274</span></a> <span class="p">):</span>
</span><span id="epoch_cast_to_ts-275"><a href="#epoch_cast_to_ts-275"><span class="linenos">275</span></a> <span class="n">expression</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Literal</span><span class="o">.</span><span class="n">string</span><span class="p">(</span><span class="s2">&quot;1970-01-01 00:00:00&quot;</span><span class="p">))</span>
</span><span id="epoch_cast_to_ts-276"><a href="#epoch_cast_to_ts-276"><span class="linenos">276</span></a>
</span><span id="epoch_cast_to_ts-277"><a href="#epoch_cast_to_ts-277"><span class="linenos">277</span></a> <span class="k">return</span> <span class="n">expression</span>
</span></pre></div>
@ -905,47 +897,47 @@ other expressions. This transforms removes the precision from parameterized type
</div>
<a class="headerlink" href="#preprocess"></a>
<div class="pdoc-code codehilite"><pre><span></span><span id="preprocess-284"><a href="#preprocess-284"><span class="linenos">284</span></a><span class="k">def</span> <span class="nf">preprocess</span><span class="p">(</span>
</span><span id="preprocess-285"><a href="#preprocess-285"><span class="linenos">285</span></a> <span class="n">transforms</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]],</span>
</span><span id="preprocess-286"><a href="#preprocess-286"><span class="linenos">286</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">Generator</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="preprocess-287"><a href="#preprocess-287"><span class="linenos">287</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="preprocess-288"><a href="#preprocess-288"><span class="linenos">288</span></a><span class="sd"> Creates a new transform by chaining a sequence of transformations and converts the resulting</span>
</span><span id="preprocess-289"><a href="#preprocess-289"><span class="linenos">289</span></a><span class="sd"> expression to SQL, using either the &quot;_sql&quot; method corresponding to the resulting expression,</span>
</span><span id="preprocess-290"><a href="#preprocess-290"><span class="linenos">290</span></a><span class="sd"> or the appropriate `Generator.TRANSFORMS` function (when applicable -- see below).</span>
</span><span id="preprocess-291"><a href="#preprocess-291"><span class="linenos">291</span></a>
</span><span id="preprocess-292"><a href="#preprocess-292"><span class="linenos">292</span></a><span class="sd"> Args:</span>
</span><span id="preprocess-293"><a href="#preprocess-293"><span class="linenos">293</span></a><span class="sd"> transforms: sequence of transform functions. These will be called in order.</span>
<div class="pdoc-code codehilite"><pre><span></span><span id="preprocess-280"><a href="#preprocess-280"><span class="linenos">280</span></a><span class="k">def</span> <span class="nf">preprocess</span><span class="p">(</span>
</span><span id="preprocess-281"><a href="#preprocess-281"><span class="linenos">281</span></a> <span class="n">transforms</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">]],</span>
</span><span id="preprocess-282"><a href="#preprocess-282"><span class="linenos">282</span></a><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">t</span><span class="o">.</span><span class="n">Callable</span><span class="p">[[</span><span class="n">Generator</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">],</span> <span class="nb">str</span><span class="p">]:</span>
</span><span id="preprocess-283"><a href="#preprocess-283"><span class="linenos">283</span></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
</span><span id="preprocess-284"><a href="#preprocess-284"><span class="linenos">284</span></a><span class="sd"> Creates a new transform by chaining a sequence of transformations and converts the resulting</span>
</span><span id="preprocess-285"><a href="#preprocess-285"><span class="linenos">285</span></a><span class="sd"> expression to SQL, using either the &quot;_sql&quot; method corresponding to the resulting expression,</span>
</span><span id="preprocess-286"><a href="#preprocess-286"><span class="linenos">286</span></a><span class="sd"> or the appropriate `Generator.TRANSFORMS` function (when applicable -- see below).</span>
</span><span id="preprocess-287"><a href="#preprocess-287"><span class="linenos">287</span></a>
</span><span id="preprocess-288"><a href="#preprocess-288"><span class="linenos">288</span></a><span class="sd"> Args:</span>
</span><span id="preprocess-289"><a href="#preprocess-289"><span class="linenos">289</span></a><span class="sd"> transforms: sequence of transform functions. These will be called in order.</span>
</span><span id="preprocess-290"><a href="#preprocess-290"><span class="linenos">290</span></a>
</span><span id="preprocess-291"><a href="#preprocess-291"><span class="linenos">291</span></a><span class="sd"> Returns:</span>
</span><span id="preprocess-292"><a href="#preprocess-292"><span class="linenos">292</span></a><span class="sd"> Function that can be used as a generator transform.</span>
</span><span id="preprocess-293"><a href="#preprocess-293"><span class="linenos">293</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="preprocess-294"><a href="#preprocess-294"><span class="linenos">294</span></a>
</span><span id="preprocess-295"><a href="#preprocess-295"><span class="linenos">295</span></a><span class="sd"> Returns:</span>
</span><span id="preprocess-296"><a href="#preprocess-296"><span class="linenos">296</span></a><span class="sd"> Function that can be used as a generator transform.</span>
</span><span id="preprocess-297"><a href="#preprocess-297"><span class="linenos">297</span></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="preprocess-298"><a href="#preprocess-298"><span class="linenos">298</span></a>
</span><span id="preprocess-299"><a href="#preprocess-299"><span class="linenos">299</span></a> <span class="k">def</span> <span class="nf">_to_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
</span><span id="preprocess-300"><a href="#preprocess-300"><span class="linenos">300</span></a> <span class="n">expression_type</span> <span class="o">=</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-295"><a href="#preprocess-295"><span class="linenos">295</span></a> <span class="k">def</span> <span class="nf">_to_sql</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Expression</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
</span><span id="preprocess-296"><a href="#preprocess-296"><span class="linenos">296</span></a> <span class="n">expression_type</span> <span class="o">=</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-297"><a href="#preprocess-297"><span class="linenos">297</span></a>
</span><span id="preprocess-298"><a href="#preprocess-298"><span class="linenos">298</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">0</span><span class="p">](</span><span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">())</span>
</span><span id="preprocess-299"><a href="#preprocess-299"><span class="linenos">299</span></a> <span class="k">for</span> <span class="n">t</span> <span class="ow">in</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span>
</span><span id="preprocess-300"><a href="#preprocess-300"><span class="linenos">300</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">t</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-301"><a href="#preprocess-301"><span class="linenos">301</span></a>
</span><span id="preprocess-302"><a href="#preprocess-302"><span class="linenos">302</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">0</span><span class="p">](</span><span class="n">expression</span><span class="o">.</span><span class="n">copy</span><span class="p">())</span>
</span><span id="preprocess-303"><a href="#preprocess-303"><span class="linenos">303</span></a> <span class="k">for</span> <span class="n">t</span> <span class="ow">in</span> <span class="n">transforms</span><span class="p">[</span><span class="mi">1</span><span class="p">:]:</span>
</span><span id="preprocess-304"><a href="#preprocess-304"><span class="linenos">304</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">t</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-302"><a href="#preprocess-302"><span class="linenos">302</span></a> <span class="n">_sql_handler</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">key</span> <span class="o">+</span> <span class="s2">&quot;_sql&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="preprocess-303"><a href="#preprocess-303"><span class="linenos">303</span></a> <span class="k">if</span> <span class="n">_sql_handler</span><span class="p">:</span>
</span><span id="preprocess-304"><a href="#preprocess-304"><span class="linenos">304</span></a> <span class="k">return</span> <span class="n">_sql_handler</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-305"><a href="#preprocess-305"><span class="linenos">305</span></a>
</span><span id="preprocess-306"><a href="#preprocess-306"><span class="linenos">306</span></a> <span class="n">_sql_handler</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="o">.</span><span class="n">key</span> <span class="o">+</span> <span class="s2">&quot;_sql&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
</span><span id="preprocess-307"><a href="#preprocess-307"><span class="linenos">307</span></a> <span class="k">if</span> <span class="n">_sql_handler</span><span class="p">:</span>
</span><span id="preprocess-308"><a href="#preprocess-308"><span class="linenos">308</span></a> <span class="k">return</span> <span class="n">_sql_handler</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-309"><a href="#preprocess-309"><span class="linenos">309</span></a>
</span><span id="preprocess-310"><a href="#preprocess-310"><span class="linenos">310</span></a> <span class="n">transforms_handler</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">))</span>
</span><span id="preprocess-311"><a href="#preprocess-311"><span class="linenos">311</span></a> <span class="k">if</span> <span class="n">transforms_handler</span><span class="p">:</span>
</span><span id="preprocess-312"><a href="#preprocess-312"><span class="linenos">312</span></a> <span class="c1"># Ensures we don&#39;t enter an infinite loop. This can happen when the original expression</span>
</span><span id="preprocess-313"><a href="#preprocess-313"><span class="linenos">313</span></a> <span class="c1"># has the same type as the final expression and there&#39;s no _sql method available for it,</span>
</span><span id="preprocess-314"><a href="#preprocess-314"><span class="linenos">314</span></a> <span class="c1"># because then it&#39;d re-enter _to_sql.</span>
</span><span id="preprocess-315"><a href="#preprocess-315"><span class="linenos">315</span></a> <span class="k">if</span> <span class="n">expression_type</span> <span class="ow">is</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="preprocess-316"><a href="#preprocess-316"><span class="linenos">316</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
</span><span id="preprocess-317"><a href="#preprocess-317"><span class="linenos">317</span></a> <span class="sa">f</span><span class="s2">&quot;Expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2"> requires a _sql method in order to be transformed.&quot;</span>
</span><span id="preprocess-318"><a href="#preprocess-318"><span class="linenos">318</span></a> <span class="p">)</span>
</span><span id="preprocess-306"><a href="#preprocess-306"><span class="linenos">306</span></a> <span class="n">transforms_handler</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">TRANSFORMS</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">))</span>
</span><span id="preprocess-307"><a href="#preprocess-307"><span class="linenos">307</span></a> <span class="k">if</span> <span class="n">transforms_handler</span><span class="p">:</span>
</span><span id="preprocess-308"><a href="#preprocess-308"><span class="linenos">308</span></a> <span class="c1"># Ensures we don&#39;t enter an infinite loop. This can happen when the original expression</span>
</span><span id="preprocess-309"><a href="#preprocess-309"><span class="linenos">309</span></a> <span class="c1"># has the same type as the final expression and there&#39;s no _sql method available for it,</span>
</span><span id="preprocess-310"><a href="#preprocess-310"><span class="linenos">310</span></a> <span class="c1"># because then it&#39;d re-enter _to_sql.</span>
</span><span id="preprocess-311"><a href="#preprocess-311"><span class="linenos">311</span></a> <span class="k">if</span> <span class="n">expression_type</span> <span class="ow">is</span> <span class="nb">type</span><span class="p">(</span><span class="n">expression</span><span class="p">):</span>
</span><span id="preprocess-312"><a href="#preprocess-312"><span class="linenos">312</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
</span><span id="preprocess-313"><a href="#preprocess-313"><span class="linenos">313</span></a> <span class="sa">f</span><span class="s2">&quot;Expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2"> requires a _sql method in order to be transformed.&quot;</span>
</span><span id="preprocess-314"><a href="#preprocess-314"><span class="linenos">314</span></a> <span class="p">)</span>
</span><span id="preprocess-315"><a href="#preprocess-315"><span class="linenos">315</span></a>
</span><span id="preprocess-316"><a href="#preprocess-316"><span class="linenos">316</span></a> <span class="k">return</span> <span class="n">transforms_handler</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-317"><a href="#preprocess-317"><span class="linenos">317</span></a>
</span><span id="preprocess-318"><a href="#preprocess-318"><span class="linenos">318</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Unsupported expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2">.&quot;</span><span class="p">)</span>
</span><span id="preprocess-319"><a href="#preprocess-319"><span class="linenos">319</span></a>
</span><span id="preprocess-320"><a href="#preprocess-320"><span class="linenos">320</span></a> <span class="k">return</span> <span class="n">transforms_handler</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">expression</span><span class="p">)</span>
</span><span id="preprocess-321"><a href="#preprocess-321"><span class="linenos">321</span></a>
</span><span id="preprocess-322"><a href="#preprocess-322"><span class="linenos">322</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Unsupported expression type </span><span class="si">{</span><span class="n">expression</span><span class="o">.</span><span class="vm">__class__</span><span class="o">.</span><span class="vm">__name__</span><span class="si">}</span><span class="s2">.&quot;</span><span class="p">)</span>
</span><span id="preprocess-323"><a href="#preprocess-323"><span class="linenos">323</span></a>
</span><span id="preprocess-324"><a href="#preprocess-324"><span class="linenos">324</span></a> <span class="k">return</span> <span class="n">_to_sql</span>
</span><span id="preprocess-320"><a href="#preprocess-320"><span class="linenos">320</span></a> <span class="k">return</span> <span class="n">_to_sql</span>
</span></pre></div>