Merging upstream version 22.2.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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parent
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148 changed files with 68457 additions and 63176 deletions
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@ -585,7 +585,7 @@ queries if it would result in multiple table selects in a single query:</p>
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<div class="attr variable">
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<span class="name">UNMERGABLE_ARGS</span> =
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<input id="UNMERGABLE_ARGS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
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<label class="view-value-button pdoc-button" for="UNMERGABLE_ARGS-view-value"></label><span class="default_value">{'offset', 'distinct', 'into', 'match', 'limit', 'settings', 'laterals', 'distribute', 'qualify', 'cluster', 'format', 'group', 'kind', 'pivots', 'sample', 'connect', 'with', 'locks', 'having', 'sort', 'windows'}</span>
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<label class="view-value-button pdoc-button" for="UNMERGABLE_ARGS-view-value"></label><span class="default_value">{'pivots', 'sample', 'cluster', 'into', 'kind', 'format', 'sort', 'settings', 'options', 'locks', 'connect', 'limit', 'with', 'laterals', 'distribute', 'group', 'offset', 'prewhere', 'qualify', 'windows', 'distinct', 'match', 'having'}</span>
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</div>
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@ -146,7 +146,7 @@
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</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a>
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</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a><span class="sd"> Args:</span>
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</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a><span class="sd"> expression: The expression to check if it's normalized.</span>
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</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a><span class="sd"> dnf: Whether or not to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a><span class="sd"> dnf: Whether to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a><span class="sd"> Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</span>
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</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a><span class="sd"> """</span>
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</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a> <span class="n">ancestor</span><span class="p">,</span> <span class="n">root</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">)</span> <span class="k">if</span> <span class="n">dnf</span> <span class="k">else</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span>
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@ -169,7 +169,7 @@
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</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a>
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</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a><span class="sd"> Args:</span>
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</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a><span class="sd"> expression: The expression to compute the normalization distance for.</span>
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</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a><span class="sd"> dnf: Whether or not to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a><span class="sd"> dnf: Whether to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a><span class="sd"> Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</span>
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</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a>
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</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a><span class="sd"> Returns:</span>
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@ -387,7 +387,7 @@
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</span><span id="normalized-77"><a href="#normalized-77"><span class="linenos">77</span></a>
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</span><span id="normalized-78"><a href="#normalized-78"><span class="linenos">78</span></a><span class="sd"> Args:</span>
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</span><span id="normalized-79"><a href="#normalized-79"><span class="linenos">79</span></a><span class="sd"> expression: The expression to check if it's normalized.</span>
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</span><span id="normalized-80"><a href="#normalized-80"><span class="linenos">80</span></a><span class="sd"> dnf: Whether or not to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="normalized-80"><a href="#normalized-80"><span class="linenos">80</span></a><span class="sd"> dnf: Whether to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="normalized-81"><a href="#normalized-81"><span class="linenos">81</span></a><span class="sd"> Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</span>
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</span><span id="normalized-82"><a href="#normalized-82"><span class="linenos">82</span></a><span class="sd"> """</span>
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</span><span id="normalized-83"><a href="#normalized-83"><span class="linenos">83</span></a> <span class="n">ancestor</span><span class="p">,</span> <span class="n">root</span> <span class="o">=</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">)</span> <span class="k">if</span> <span class="n">dnf</span> <span class="k">else</span> <span class="p">(</span><span class="n">exp</span><span class="o">.</span><span class="n">Or</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">)</span>
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@ -418,7 +418,7 @@
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<ul>
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<li><strong>expression:</strong> The expression to check if it's normalized.</li>
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<li><strong>dnf:</strong> Whether or not to check if the expression is in Disjunctive Normal Form (DNF).
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<li><strong>dnf:</strong> Whether to check if the expression is in Disjunctive Normal Form (DNF).
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Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</li>
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</ul>
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</div>
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@ -450,7 +450,7 @@ Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</li>
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</span><span id="normalization_distance-100"><a href="#normalization_distance-100"><span class="linenos">100</span></a>
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</span><span id="normalization_distance-101"><a href="#normalization_distance-101"><span class="linenos">101</span></a><span class="sd"> Args:</span>
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</span><span id="normalization_distance-102"><a href="#normalization_distance-102"><span class="linenos">102</span></a><span class="sd"> expression: The expression to compute the normalization distance for.</span>
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</span><span id="normalization_distance-103"><a href="#normalization_distance-103"><span class="linenos">103</span></a><span class="sd"> dnf: Whether or not to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="normalization_distance-103"><a href="#normalization_distance-103"><span class="linenos">103</span></a><span class="sd"> dnf: Whether to check if the expression is in Disjunctive Normal Form (DNF).</span>
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</span><span id="normalization_distance-104"><a href="#normalization_distance-104"><span class="linenos">104</span></a><span class="sd"> Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</span>
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</span><span id="normalization_distance-105"><a href="#normalization_distance-105"><span class="linenos">105</span></a>
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</span><span id="normalization_distance-106"><a href="#normalization_distance-106"><span class="linenos">106</span></a><span class="sd"> Returns:</span>
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@ -482,7 +482,7 @@ Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</li>
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<ul>
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<li><strong>expression:</strong> The expression to compute the normalization distance for.</li>
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<li><strong>dnf:</strong> Whether or not to check if the expression is in Disjunctive Normal Form (DNF).
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<li><strong>dnf:</strong> Whether to check if the expression is in Disjunctive Normal Form (DNF).
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Default: False, i.e. we check if it's in Conjunctive Normal Form (CNF).</li>
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</ul>
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@ -68,58 +68,56 @@
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</span><span id="L-10"><a href="#L-10"><span class="linenos">10</span></a>
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</span><span id="L-11"><a href="#L-11"><span class="linenos">11</span></a>
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</span><span id="L-12"><a href="#L-12"><span class="linenos">12</span></a><span class="nd">@t</span><span class="o">.</span><span class="n">overload</span>
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</span><span id="L-13"><a href="#L-13"><span class="linenos">13</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="n">dialect</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span>
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</span><span id="L-14"><a href="#L-14"><span class="linenos">14</span></a> <span class="o">...</span>
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</span><span id="L-13"><a href="#L-13"><span class="linenos">13</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="n">E</span><span class="p">,</span> <span class="n">dialect</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span> <span class="o">...</span>
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</span><span id="L-14"><a href="#L-14"><span class="linenos">14</span></a>
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</span><span id="L-15"><a href="#L-15"><span class="linenos">15</span></a>
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</span><span id="L-16"><a href="#L-16"><span class="linenos">16</span></a>
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</span><span id="L-17"><a href="#L-17"><span class="linenos">17</span></a><span class="nd">@t</span><span class="o">.</span><span class="n">overload</span>
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</span><span id="L-18"><a href="#L-18"><span class="linenos">18</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">dialect</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-></span> <span class="n">exp</span><span class="o">.</span><span class="n">Identifier</span><span class="p">:</span>
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</span><span id="L-19"><a href="#L-19"><span class="linenos">19</span></a> <span class="o">...</span>
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</span><span id="L-20"><a href="#L-20"><span class="linenos">20</span></a>
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</span><span id="L-21"><a href="#L-21"><span class="linenos">21</span></a>
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</span><span id="L-22"><a href="#L-22"><span class="linenos">22</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
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</span><span id="L-23"><a href="#L-23"><span class="linenos">23</span></a><span class="w"> </span><span class="sd">"""</span>
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</span><span id="L-24"><a href="#L-24"><span class="linenos">24</span></a><span class="sd"> Normalize all unquoted identifiers to either lower or upper case, depending</span>
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</span><span id="L-25"><a href="#L-25"><span class="linenos">25</span></a><span class="sd"> on the dialect. This essentially makes those identifiers case-insensitive.</span>
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</span><span id="L-26"><a href="#L-26"><span class="linenos">26</span></a>
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</span><span id="L-27"><a href="#L-27"><span class="linenos">27</span></a><span class="sd"> It's possible to make this a no-op by adding a special comment next to the</span>
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</span><span id="L-28"><a href="#L-28"><span class="linenos">28</span></a><span class="sd"> identifier of interest:</span>
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</span><span id="L-16"><a href="#L-16"><span class="linenos">16</span></a><span class="nd">@t</span><span class="o">.</span><span class="n">overload</span>
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</span><span id="L-17"><a href="#L-17"><span class="linenos">17</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">dialect</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-></span> <span class="n">exp</span><span class="o">.</span><span class="n">Identifier</span><span class="p">:</span> <span class="o">...</span>
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</span><span id="L-18"><a href="#L-18"><span class="linenos">18</span></a>
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</span><span id="L-19"><a href="#L-19"><span class="linenos">19</span></a>
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</span><span id="L-20"><a href="#L-20"><span class="linenos">20</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
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</span><span id="L-21"><a href="#L-21"><span class="linenos">21</span></a><span class="w"> </span><span class="sd">"""</span>
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</span><span id="L-22"><a href="#L-22"><span class="linenos">22</span></a><span class="sd"> Normalize all unquoted identifiers to either lower or upper case, depending</span>
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</span><span id="L-23"><a href="#L-23"><span class="linenos">23</span></a><span class="sd"> on the dialect. This essentially makes those identifiers case-insensitive.</span>
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</span><span id="L-24"><a href="#L-24"><span class="linenos">24</span></a>
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</span><span id="L-25"><a href="#L-25"><span class="linenos">25</span></a><span class="sd"> It's possible to make this a no-op by adding a special comment next to the</span>
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</span><span id="L-26"><a href="#L-26"><span class="linenos">26</span></a><span class="sd"> identifier of interest:</span>
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</span><span id="L-27"><a href="#L-27"><span class="linenos">27</span></a>
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</span><span id="L-28"><a href="#L-28"><span class="linenos">28</span></a><span class="sd"> SELECT a /* sqlglot.meta case_sensitive */ FROM table</span>
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</span><span id="L-29"><a href="#L-29"><span class="linenos">29</span></a>
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</span><span id="L-30"><a href="#L-30"><span class="linenos">30</span></a><span class="sd"> SELECT a /* sqlglot.meta case_sensitive */ FROM table</span>
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</span><span id="L-30"><a href="#L-30"><span class="linenos">30</span></a><span class="sd"> In this example, the identifier `a` will not be normalized.</span>
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</span><span id="L-31"><a href="#L-31"><span class="linenos">31</span></a>
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</span><span id="L-32"><a href="#L-32"><span class="linenos">32</span></a><span class="sd"> In this example, the identifier `a` will not be normalized.</span>
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</span><span id="L-33"><a href="#L-33"><span class="linenos">33</span></a>
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</span><span id="L-34"><a href="#L-34"><span class="linenos">34</span></a><span class="sd"> Note:</span>
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</span><span id="L-35"><a href="#L-35"><span class="linenos">35</span></a><span class="sd"> Some dialects (e.g. BigQuery) treat identifiers as case-insensitive even</span>
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</span><span id="L-36"><a href="#L-36"><span class="linenos">36</span></a><span class="sd"> when they're quoted, so in these cases all identifiers are normalized.</span>
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</span><span id="L-37"><a href="#L-37"><span class="linenos">37</span></a>
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</span><span id="L-38"><a href="#L-38"><span class="linenos">38</span></a><span class="sd"> Example:</span>
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</span><span id="L-39"><a href="#L-39"><span class="linenos">39</span></a><span class="sd"> >>> import sqlglot</span>
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</span><span id="L-40"><a href="#L-40"><span class="linenos">40</span></a><span class="sd"> >>> expression = sqlglot.parse_one('SELECT Bar.A AS A FROM "Foo".Bar')</span>
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</span><span id="L-41"><a href="#L-41"><span class="linenos">41</span></a><span class="sd"> >>> normalize_identifiers(expression).sql()</span>
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</span><span id="L-42"><a href="#L-42"><span class="linenos">42</span></a><span class="sd"> 'SELECT bar.a AS a FROM "Foo".bar'</span>
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</span><span id="L-43"><a href="#L-43"><span class="linenos">43</span></a><span class="sd"> >>> normalize_identifiers("foo", dialect="snowflake").sql(dialect="snowflake")</span>
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</span><span id="L-44"><a href="#L-44"><span class="linenos">44</span></a><span class="sd"> 'FOO'</span>
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</span><span id="L-45"><a href="#L-45"><span class="linenos">45</span></a>
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</span><span id="L-46"><a href="#L-46"><span class="linenos">46</span></a><span class="sd"> Args:</span>
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</span><span id="L-47"><a href="#L-47"><span class="linenos">47</span></a><span class="sd"> expression: The expression to transform.</span>
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</span><span id="L-48"><a href="#L-48"><span class="linenos">48</span></a><span class="sd"> dialect: The dialect to use in order to decide how to normalize identifiers.</span>
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</span><span id="L-49"><a href="#L-49"><span class="linenos">49</span></a>
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</span><span id="L-50"><a href="#L-50"><span class="linenos">50</span></a><span class="sd"> Returns:</span>
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</span><span id="L-51"><a href="#L-51"><span class="linenos">51</span></a><span class="sd"> The transformed expression.</span>
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</span><span id="L-52"><a href="#L-52"><span class="linenos">52</span></a><span class="sd"> """</span>
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</span><span id="L-53"><a href="#L-53"><span class="linenos">53</span></a> <span class="n">dialect</span> <span class="o">=</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">dialect</span><span class="p">)</span>
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</span><span id="L-54"><a href="#L-54"><span class="linenos">54</span></a>
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</span><span id="L-55"><a href="#L-55"><span class="linenos">55</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="nb">str</span><span class="p">):</span>
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</span><span id="L-56"><a href="#L-56"><span class="linenos">56</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">parse_identifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="n">dialect</span><span class="p">)</span>
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</span><span id="L-57"><a href="#L-57"><span class="linenos">57</span></a>
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</span><span id="L-58"><a href="#L-58"><span class="linenos">58</span></a> <span class="k">def</span> <span class="nf">_normalize</span><span class="p">(</span><span class="n">node</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span>
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</span><span id="L-59"><a href="#L-59"><span class="linenos">59</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">meta</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"case_sensitive"</span><span class="p">):</span>
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</span><span id="L-60"><a href="#L-60"><span class="linenos">60</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">_normalize</span><span class="p">)</span>
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</span><span id="L-61"><a href="#L-61"><span class="linenos">61</span></a> <span class="n">node</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">normalize_identifier</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
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||||
</span><span id="L-62"><a href="#L-62"><span class="linenos">62</span></a> <span class="k">return</span> <span class="n">node</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="k">return</span> <span class="n">_normalize</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
|
||||
</span><span id="L-32"><a href="#L-32"><span class="linenos">32</span></a><span class="sd"> Note:</span>
|
||||
</span><span id="L-33"><a href="#L-33"><span class="linenos">33</span></a><span class="sd"> Some dialects (e.g. BigQuery) treat identifiers as case-insensitive even</span>
|
||||
</span><span id="L-34"><a href="#L-34"><span class="linenos">34</span></a><span class="sd"> when they're quoted, so in these cases all identifiers are normalized.</span>
|
||||
</span><span id="L-35"><a href="#L-35"><span class="linenos">35</span></a>
|
||||
</span><span id="L-36"><a href="#L-36"><span class="linenos">36</span></a><span class="sd"> Example:</span>
|
||||
</span><span id="L-37"><a href="#L-37"><span class="linenos">37</span></a><span class="sd"> >>> import sqlglot</span>
|
||||
</span><span id="L-38"><a href="#L-38"><span class="linenos">38</span></a><span class="sd"> >>> expression = sqlglot.parse_one('SELECT Bar.A AS A FROM "Foo".Bar')</span>
|
||||
</span><span id="L-39"><a href="#L-39"><span class="linenos">39</span></a><span class="sd"> >>> normalize_identifiers(expression).sql()</span>
|
||||
</span><span id="L-40"><a href="#L-40"><span class="linenos">40</span></a><span class="sd"> 'SELECT bar.a AS a FROM "Foo".bar'</span>
|
||||
</span><span id="L-41"><a href="#L-41"><span class="linenos">41</span></a><span class="sd"> >>> normalize_identifiers("foo", dialect="snowflake").sql(dialect="snowflake")</span>
|
||||
</span><span id="L-42"><a href="#L-42"><span class="linenos">42</span></a><span class="sd"> 'FOO'</span>
|
||||
</span><span id="L-43"><a href="#L-43"><span class="linenos">43</span></a>
|
||||
</span><span id="L-44"><a href="#L-44"><span class="linenos">44</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-45"><a href="#L-45"><span class="linenos">45</span></a><span class="sd"> expression: The expression to transform.</span>
|
||||
</span><span id="L-46"><a href="#L-46"><span class="linenos">46</span></a><span class="sd"> dialect: The dialect to use in order to decide how to normalize identifiers.</span>
|
||||
</span><span id="L-47"><a href="#L-47"><span class="linenos">47</span></a>
|
||||
</span><span id="L-48"><a href="#L-48"><span class="linenos">48</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-49"><a href="#L-49"><span class="linenos">49</span></a><span class="sd"> The transformed expression.</span>
|
||||
</span><span id="L-50"><a href="#L-50"><span class="linenos">50</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-51"><a href="#L-51"><span class="linenos">51</span></a> <span class="n">dialect</span> <span class="o">=</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">dialect</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="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
|
||||
</span><span id="L-54"><a href="#L-54"><span class="linenos">54</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">parse_identifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="L-55"><a href="#L-55"><span class="linenos">55</span></a>
|
||||
</span><span id="L-56"><a href="#L-56"><span class="linenos">56</span></a> <span class="k">def</span> <span class="nf">_normalize</span><span class="p">(</span><span class="n">node</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span>
|
||||
</span><span id="L-57"><a href="#L-57"><span class="linenos">57</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">meta</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"case_sensitive"</span><span class="p">):</span>
|
||||
</span><span id="L-58"><a href="#L-58"><span class="linenos">58</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">_normalize</span><span class="p">)</span>
|
||||
</span><span id="L-59"><a href="#L-59"><span class="linenos">59</span></a> <span class="n">node</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">normalize_identifier</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="L-60"><a href="#L-60"><span class="linenos">60</span></a> <span class="k">return</span> <span class="n">node</span>
|
||||
</span><span id="L-61"><a href="#L-61"><span class="linenos">61</span></a>
|
||||
</span><span id="L-62"><a href="#L-62"><span class="linenos">62</span></a> <span class="k">return</span> <span class="n">_normalize</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
@ -135,49 +133,49 @@
|
|||
|
||||
</div>
|
||||
<a class="headerlink" href="#normalize_identifiers"></a>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="normalize_identifiers-23"><a href="#normalize_identifiers-23"><span class="linenos">23</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
|
||||
</span><span id="normalize_identifiers-24"><a href="#normalize_identifiers-24"><span class="linenos">24</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="normalize_identifiers-25"><a href="#normalize_identifiers-25"><span class="linenos">25</span></a><span class="sd"> Normalize all unquoted identifiers to either lower or upper case, depending</span>
|
||||
</span><span id="normalize_identifiers-26"><a href="#normalize_identifiers-26"><span class="linenos">26</span></a><span class="sd"> on the dialect. This essentially makes those identifiers case-insensitive.</span>
|
||||
</span><span id="normalize_identifiers-27"><a href="#normalize_identifiers-27"><span class="linenos">27</span></a>
|
||||
</span><span id="normalize_identifiers-28"><a href="#normalize_identifiers-28"><span class="linenos">28</span></a><span class="sd"> It's possible to make this a no-op by adding a special comment next to the</span>
|
||||
</span><span id="normalize_identifiers-29"><a href="#normalize_identifiers-29"><span class="linenos">29</span></a><span class="sd"> identifier of interest:</span>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="normalize_identifiers-21"><a href="#normalize_identifiers-21"><span class="linenos">21</span></a><span class="k">def</span> <span class="nf">normalize_identifiers</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
|
||||
</span><span id="normalize_identifiers-22"><a href="#normalize_identifiers-22"><span class="linenos">22</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="normalize_identifiers-23"><a href="#normalize_identifiers-23"><span class="linenos">23</span></a><span class="sd"> Normalize all unquoted identifiers to either lower or upper case, depending</span>
|
||||
</span><span id="normalize_identifiers-24"><a href="#normalize_identifiers-24"><span class="linenos">24</span></a><span class="sd"> on the dialect. This essentially makes those identifiers case-insensitive.</span>
|
||||
</span><span id="normalize_identifiers-25"><a href="#normalize_identifiers-25"><span class="linenos">25</span></a>
|
||||
</span><span id="normalize_identifiers-26"><a href="#normalize_identifiers-26"><span class="linenos">26</span></a><span class="sd"> It's possible to make this a no-op by adding a special comment next to the</span>
|
||||
</span><span id="normalize_identifiers-27"><a href="#normalize_identifiers-27"><span class="linenos">27</span></a><span class="sd"> identifier of interest:</span>
|
||||
</span><span id="normalize_identifiers-28"><a href="#normalize_identifiers-28"><span class="linenos">28</span></a>
|
||||
</span><span id="normalize_identifiers-29"><a href="#normalize_identifiers-29"><span class="linenos">29</span></a><span class="sd"> SELECT a /* sqlglot.meta case_sensitive */ FROM table</span>
|
||||
</span><span id="normalize_identifiers-30"><a href="#normalize_identifiers-30"><span class="linenos">30</span></a>
|
||||
</span><span id="normalize_identifiers-31"><a href="#normalize_identifiers-31"><span class="linenos">31</span></a><span class="sd"> SELECT a /* sqlglot.meta case_sensitive */ FROM table</span>
|
||||
</span><span id="normalize_identifiers-31"><a href="#normalize_identifiers-31"><span class="linenos">31</span></a><span class="sd"> In this example, the identifier `a` will not be normalized.</span>
|
||||
</span><span id="normalize_identifiers-32"><a href="#normalize_identifiers-32"><span class="linenos">32</span></a>
|
||||
</span><span id="normalize_identifiers-33"><a href="#normalize_identifiers-33"><span class="linenos">33</span></a><span class="sd"> In this example, the identifier `a` will not be normalized.</span>
|
||||
</span><span id="normalize_identifiers-34"><a href="#normalize_identifiers-34"><span class="linenos">34</span></a>
|
||||
</span><span id="normalize_identifiers-35"><a href="#normalize_identifiers-35"><span class="linenos">35</span></a><span class="sd"> Note:</span>
|
||||
</span><span id="normalize_identifiers-36"><a href="#normalize_identifiers-36"><span class="linenos">36</span></a><span class="sd"> Some dialects (e.g. BigQuery) treat identifiers as case-insensitive even</span>
|
||||
</span><span id="normalize_identifiers-37"><a href="#normalize_identifiers-37"><span class="linenos">37</span></a><span class="sd"> when they're quoted, so in these cases all identifiers are normalized.</span>
|
||||
</span><span id="normalize_identifiers-38"><a href="#normalize_identifiers-38"><span class="linenos">38</span></a>
|
||||
</span><span id="normalize_identifiers-39"><a href="#normalize_identifiers-39"><span class="linenos">39</span></a><span class="sd"> Example:</span>
|
||||
</span><span id="normalize_identifiers-40"><a href="#normalize_identifiers-40"><span class="linenos">40</span></a><span class="sd"> >>> import sqlglot</span>
|
||||
</span><span id="normalize_identifiers-41"><a href="#normalize_identifiers-41"><span class="linenos">41</span></a><span class="sd"> >>> expression = sqlglot.parse_one('SELECT Bar.A AS A FROM "Foo".Bar')</span>
|
||||
</span><span id="normalize_identifiers-42"><a href="#normalize_identifiers-42"><span class="linenos">42</span></a><span class="sd"> >>> normalize_identifiers(expression).sql()</span>
|
||||
</span><span id="normalize_identifiers-43"><a href="#normalize_identifiers-43"><span class="linenos">43</span></a><span class="sd"> 'SELECT bar.a AS a FROM "Foo".bar'</span>
|
||||
</span><span id="normalize_identifiers-44"><a href="#normalize_identifiers-44"><span class="linenos">44</span></a><span class="sd"> >>> normalize_identifiers("foo", dialect="snowflake").sql(dialect="snowflake")</span>
|
||||
</span><span id="normalize_identifiers-45"><a href="#normalize_identifiers-45"><span class="linenos">45</span></a><span class="sd"> 'FOO'</span>
|
||||
</span><span id="normalize_identifiers-46"><a href="#normalize_identifiers-46"><span class="linenos">46</span></a>
|
||||
</span><span id="normalize_identifiers-47"><a href="#normalize_identifiers-47"><span class="linenos">47</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="normalize_identifiers-48"><a href="#normalize_identifiers-48"><span class="linenos">48</span></a><span class="sd"> expression: The expression to transform.</span>
|
||||
</span><span id="normalize_identifiers-49"><a href="#normalize_identifiers-49"><span class="linenos">49</span></a><span class="sd"> dialect: The dialect to use in order to decide how to normalize identifiers.</span>
|
||||
</span><span id="normalize_identifiers-50"><a href="#normalize_identifiers-50"><span class="linenos">50</span></a>
|
||||
</span><span id="normalize_identifiers-51"><a href="#normalize_identifiers-51"><span class="linenos">51</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="normalize_identifiers-52"><a href="#normalize_identifiers-52"><span class="linenos">52</span></a><span class="sd"> The transformed expression.</span>
|
||||
</span><span id="normalize_identifiers-53"><a href="#normalize_identifiers-53"><span class="linenos">53</span></a><span class="sd"> """</span>
|
||||
</span><span id="normalize_identifiers-54"><a href="#normalize_identifiers-54"><span class="linenos">54</span></a> <span class="n">dialect</span> <span class="o">=</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-55"><a href="#normalize_identifiers-55"><span class="linenos">55</span></a>
|
||||
</span><span id="normalize_identifiers-56"><a href="#normalize_identifiers-56"><span class="linenos">56</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="nb">str</span><span class="p">):</span>
|
||||
</span><span id="normalize_identifiers-57"><a href="#normalize_identifiers-57"><span class="linenos">57</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">parse_identifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-58"><a href="#normalize_identifiers-58"><span class="linenos">58</span></a>
|
||||
</span><span id="normalize_identifiers-59"><a href="#normalize_identifiers-59"><span class="linenos">59</span></a> <span class="k">def</span> <span class="nf">_normalize</span><span class="p">(</span><span class="n">node</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span>
|
||||
</span><span id="normalize_identifiers-60"><a href="#normalize_identifiers-60"><span class="linenos">60</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">meta</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"case_sensitive"</span><span class="p">):</span>
|
||||
</span><span id="normalize_identifiers-61"><a href="#normalize_identifiers-61"><span class="linenos">61</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">_normalize</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-62"><a href="#normalize_identifiers-62"><span class="linenos">62</span></a> <span class="n">node</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">normalize_identifier</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-63"><a href="#normalize_identifiers-63"><span class="linenos">63</span></a> <span class="k">return</span> <span class="n">node</span>
|
||||
</span><span id="normalize_identifiers-64"><a href="#normalize_identifiers-64"><span class="linenos">64</span></a>
|
||||
</span><span id="normalize_identifiers-65"><a href="#normalize_identifiers-65"><span class="linenos">65</span></a> <span class="k">return</span> <span class="n">_normalize</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-33"><a href="#normalize_identifiers-33"><span class="linenos">33</span></a><span class="sd"> Note:</span>
|
||||
</span><span id="normalize_identifiers-34"><a href="#normalize_identifiers-34"><span class="linenos">34</span></a><span class="sd"> Some dialects (e.g. BigQuery) treat identifiers as case-insensitive even</span>
|
||||
</span><span id="normalize_identifiers-35"><a href="#normalize_identifiers-35"><span class="linenos">35</span></a><span class="sd"> when they're quoted, so in these cases all identifiers are normalized.</span>
|
||||
</span><span id="normalize_identifiers-36"><a href="#normalize_identifiers-36"><span class="linenos">36</span></a>
|
||||
</span><span id="normalize_identifiers-37"><a href="#normalize_identifiers-37"><span class="linenos">37</span></a><span class="sd"> Example:</span>
|
||||
</span><span id="normalize_identifiers-38"><a href="#normalize_identifiers-38"><span class="linenos">38</span></a><span class="sd"> >>> import sqlglot</span>
|
||||
</span><span id="normalize_identifiers-39"><a href="#normalize_identifiers-39"><span class="linenos">39</span></a><span class="sd"> >>> expression = sqlglot.parse_one('SELECT Bar.A AS A FROM "Foo".Bar')</span>
|
||||
</span><span id="normalize_identifiers-40"><a href="#normalize_identifiers-40"><span class="linenos">40</span></a><span class="sd"> >>> normalize_identifiers(expression).sql()</span>
|
||||
</span><span id="normalize_identifiers-41"><a href="#normalize_identifiers-41"><span class="linenos">41</span></a><span class="sd"> 'SELECT bar.a AS a FROM "Foo".bar'</span>
|
||||
</span><span id="normalize_identifiers-42"><a href="#normalize_identifiers-42"><span class="linenos">42</span></a><span class="sd"> >>> normalize_identifiers("foo", dialect="snowflake").sql(dialect="snowflake")</span>
|
||||
</span><span id="normalize_identifiers-43"><a href="#normalize_identifiers-43"><span class="linenos">43</span></a><span class="sd"> 'FOO'</span>
|
||||
</span><span id="normalize_identifiers-44"><a href="#normalize_identifiers-44"><span class="linenos">44</span></a>
|
||||
</span><span id="normalize_identifiers-45"><a href="#normalize_identifiers-45"><span class="linenos">45</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="normalize_identifiers-46"><a href="#normalize_identifiers-46"><span class="linenos">46</span></a><span class="sd"> expression: The expression to transform.</span>
|
||||
</span><span id="normalize_identifiers-47"><a href="#normalize_identifiers-47"><span class="linenos">47</span></a><span class="sd"> dialect: The dialect to use in order to decide how to normalize identifiers.</span>
|
||||
</span><span id="normalize_identifiers-48"><a href="#normalize_identifiers-48"><span class="linenos">48</span></a>
|
||||
</span><span id="normalize_identifiers-49"><a href="#normalize_identifiers-49"><span class="linenos">49</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="normalize_identifiers-50"><a href="#normalize_identifiers-50"><span class="linenos">50</span></a><span class="sd"> The transformed expression.</span>
|
||||
</span><span id="normalize_identifiers-51"><a href="#normalize_identifiers-51"><span class="linenos">51</span></a><span class="sd"> """</span>
|
||||
</span><span id="normalize_identifiers-52"><a href="#normalize_identifiers-52"><span class="linenos">52</span></a> <span class="n">dialect</span> <span class="o">=</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-53"><a href="#normalize_identifiers-53"><span class="linenos">53</span></a>
|
||||
</span><span id="normalize_identifiers-54"><a href="#normalize_identifiers-54"><span class="linenos">54</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="nb">str</span><span class="p">):</span>
|
||||
</span><span id="normalize_identifiers-55"><a href="#normalize_identifiers-55"><span class="linenos">55</span></a> <span class="n">expression</span> <span class="o">=</span> <span class="n">exp</span><span class="o">.</span><span class="n">parse_identifier</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">dialect</span><span class="o">=</span><span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-56"><a href="#normalize_identifiers-56"><span class="linenos">56</span></a>
|
||||
</span><span id="normalize_identifiers-57"><a href="#normalize_identifiers-57"><span class="linenos">57</span></a> <span class="k">def</span> <span class="nf">_normalize</span><span class="p">(</span><span class="n">node</span><span class="p">:</span> <span class="n">E</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span>
|
||||
</span><span id="normalize_identifiers-58"><a href="#normalize_identifiers-58"><span class="linenos">58</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">node</span><span class="o">.</span><span class="n">meta</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"case_sensitive"</span><span class="p">):</span>
|
||||
</span><span id="normalize_identifiers-59"><a href="#normalize_identifiers-59"><span class="linenos">59</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">replace_children</span><span class="p">(</span><span class="n">node</span><span class="p">,</span> <span class="n">_normalize</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-60"><a href="#normalize_identifiers-60"><span class="linenos">60</span></a> <span class="n">node</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">normalize_identifier</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="normalize_identifiers-61"><a href="#normalize_identifiers-61"><span class="linenos">61</span></a> <span class="k">return</span> <span class="n">node</span>
|
||||
</span><span id="normalize_identifiers-62"><a href="#normalize_identifiers-62"><span class="linenos">62</span></a>
|
||||
</span><span id="normalize_identifiers-63"><a href="#normalize_identifiers-63"><span class="linenos">63</span></a> <span class="k">return</span> <span class="n">_normalize</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -106,15 +106,15 @@
|
|||
</span><span id="L-48"><a href="#L-48"><span class="linenos">48</span></a><span class="sd"> db: Default database name for tables.</span>
|
||||
</span><span id="L-49"><a href="#L-49"><span class="linenos">49</span></a><span class="sd"> catalog: Default catalog name for tables.</span>
|
||||
</span><span id="L-50"><a href="#L-50"><span class="linenos">50</span></a><span class="sd"> schema: Schema to infer column names and types.</span>
|
||||
</span><span id="L-51"><a href="#L-51"><span class="linenos">51</span></a><span class="sd"> expand_alias_refs: Whether or not to expand references to aliases.</span>
|
||||
</span><span id="L-52"><a href="#L-52"><span class="linenos">52</span></a><span class="sd"> expand_stars: Whether or not to expand star queries. This is a necessary step</span>
|
||||
</span><span id="L-51"><a href="#L-51"><span class="linenos">51</span></a><span class="sd"> expand_alias_refs: Whether to expand references to aliases.</span>
|
||||
</span><span id="L-52"><a href="#L-52"><span class="linenos">52</span></a><span class="sd"> expand_stars: Whether to expand star queries. This is a necessary step</span>
|
||||
</span><span id="L-53"><a href="#L-53"><span class="linenos">53</span></a><span class="sd"> for most of the optimizer's rules to work; do not set to False unless you</span>
|
||||
</span><span id="L-54"><a href="#L-54"><span class="linenos">54</span></a><span class="sd"> know what you're doing!</span>
|
||||
</span><span id="L-55"><a href="#L-55"><span class="linenos">55</span></a><span class="sd"> infer_schema: Whether or not to infer the schema if missing.</span>
|
||||
</span><span id="L-56"><a href="#L-56"><span class="linenos">56</span></a><span class="sd"> isolate_tables: Whether or not to isolate table selects.</span>
|
||||
</span><span id="L-57"><a href="#L-57"><span class="linenos">57</span></a><span class="sd"> qualify_columns: Whether or not to qualify columns.</span>
|
||||
</span><span id="L-58"><a href="#L-58"><span class="linenos">58</span></a><span class="sd"> validate_qualify_columns: Whether or not to validate columns.</span>
|
||||
</span><span id="L-59"><a href="#L-59"><span class="linenos">59</span></a><span class="sd"> quote_identifiers: Whether or not to run the quote_identifiers step.</span>
|
||||
</span><span id="L-55"><a href="#L-55"><span class="linenos">55</span></a><span class="sd"> infer_schema: Whether to infer the schema if missing.</span>
|
||||
</span><span id="L-56"><a href="#L-56"><span class="linenos">56</span></a><span class="sd"> isolate_tables: Whether to isolate table selects.</span>
|
||||
</span><span id="L-57"><a href="#L-57"><span class="linenos">57</span></a><span class="sd"> qualify_columns: Whether to qualify columns.</span>
|
||||
</span><span id="L-58"><a href="#L-58"><span class="linenos">58</span></a><span class="sd"> validate_qualify_columns: Whether to validate columns.</span>
|
||||
</span><span id="L-59"><a href="#L-59"><span class="linenos">59</span></a><span class="sd"> quote_identifiers: Whether to run the quote_identifiers step.</span>
|
||||
</span><span id="L-60"><a href="#L-60"><span class="linenos">60</span></a><span class="sd"> This step is necessary to ensure correctness for case sensitive queries.</span>
|
||||
</span><span id="L-61"><a href="#L-61"><span class="linenos">61</span></a><span class="sd"> But this flag is provided in case this step is performed at a later time.</span>
|
||||
</span><span id="L-62"><a href="#L-62"><span class="linenos">62</span></a><span class="sd"> identify: If True, quote all identifiers, else only necessary ones.</span>
|
||||
|
|
@ -195,15 +195,15 @@
|
|||
</span><span id="qualify-49"><a href="#qualify-49"><span class="linenos">49</span></a><span class="sd"> db: Default database name for tables.</span>
|
||||
</span><span id="qualify-50"><a href="#qualify-50"><span class="linenos">50</span></a><span class="sd"> catalog: Default catalog name for tables.</span>
|
||||
</span><span id="qualify-51"><a href="#qualify-51"><span class="linenos">51</span></a><span class="sd"> schema: Schema to infer column names and types.</span>
|
||||
</span><span id="qualify-52"><a href="#qualify-52"><span class="linenos">52</span></a><span class="sd"> expand_alias_refs: Whether or not to expand references to aliases.</span>
|
||||
</span><span id="qualify-53"><a href="#qualify-53"><span class="linenos">53</span></a><span class="sd"> expand_stars: Whether or not to expand star queries. This is a necessary step</span>
|
||||
</span><span id="qualify-52"><a href="#qualify-52"><span class="linenos">52</span></a><span class="sd"> expand_alias_refs: Whether to expand references to aliases.</span>
|
||||
</span><span id="qualify-53"><a href="#qualify-53"><span class="linenos">53</span></a><span class="sd"> expand_stars: Whether to expand star queries. This is a necessary step</span>
|
||||
</span><span id="qualify-54"><a href="#qualify-54"><span class="linenos">54</span></a><span class="sd"> for most of the optimizer's rules to work; do not set to False unless you</span>
|
||||
</span><span id="qualify-55"><a href="#qualify-55"><span class="linenos">55</span></a><span class="sd"> know what you're doing!</span>
|
||||
</span><span id="qualify-56"><a href="#qualify-56"><span class="linenos">56</span></a><span class="sd"> infer_schema: Whether or not to infer the schema if missing.</span>
|
||||
</span><span id="qualify-57"><a href="#qualify-57"><span class="linenos">57</span></a><span class="sd"> isolate_tables: Whether or not to isolate table selects.</span>
|
||||
</span><span id="qualify-58"><a href="#qualify-58"><span class="linenos">58</span></a><span class="sd"> qualify_columns: Whether or not to qualify columns.</span>
|
||||
</span><span id="qualify-59"><a href="#qualify-59"><span class="linenos">59</span></a><span class="sd"> validate_qualify_columns: Whether or not to validate columns.</span>
|
||||
</span><span id="qualify-60"><a href="#qualify-60"><span class="linenos">60</span></a><span class="sd"> quote_identifiers: Whether or not to run the quote_identifiers step.</span>
|
||||
</span><span id="qualify-56"><a href="#qualify-56"><span class="linenos">56</span></a><span class="sd"> infer_schema: Whether to infer the schema if missing.</span>
|
||||
</span><span id="qualify-57"><a href="#qualify-57"><span class="linenos">57</span></a><span class="sd"> isolate_tables: Whether to isolate table selects.</span>
|
||||
</span><span id="qualify-58"><a href="#qualify-58"><span class="linenos">58</span></a><span class="sd"> qualify_columns: Whether to qualify columns.</span>
|
||||
</span><span id="qualify-59"><a href="#qualify-59"><span class="linenos">59</span></a><span class="sd"> validate_qualify_columns: Whether to validate columns.</span>
|
||||
</span><span id="qualify-60"><a href="#qualify-60"><span class="linenos">60</span></a><span class="sd"> quote_identifiers: Whether to run the quote_identifiers step.</span>
|
||||
</span><span id="qualify-61"><a href="#qualify-61"><span class="linenos">61</span></a><span class="sd"> This step is necessary to ensure correctness for case sensitive queries.</span>
|
||||
</span><span id="qualify-62"><a href="#qualify-62"><span class="linenos">62</span></a><span class="sd"> But this flag is provided in case this step is performed at a later time.</span>
|
||||
</span><span id="qualify-63"><a href="#qualify-63"><span class="linenos">63</span></a><span class="sd"> identify: If True, quote all identifiers, else only necessary ones.</span>
|
||||
|
|
@ -264,15 +264,15 @@
|
|||
<li><strong>db:</strong> Default database name for tables.</li>
|
||||
<li><strong>catalog:</strong> Default catalog name for tables.</li>
|
||||
<li><strong>schema:</strong> Schema to infer column names and types.</li>
|
||||
<li><strong>expand_alias_refs:</strong> Whether or not to expand references to aliases.</li>
|
||||
<li><strong>expand_stars:</strong> Whether or not to expand star queries. This is a necessary step
|
||||
<li><strong>expand_alias_refs:</strong> Whether to expand references to aliases.</li>
|
||||
<li><strong>expand_stars:</strong> Whether to expand star queries. This is a necessary step
|
||||
for most of the optimizer's rules to work; do not set to False unless you
|
||||
know what you're doing!</li>
|
||||
<li><strong>infer_schema:</strong> Whether or not to infer the schema if missing.</li>
|
||||
<li><strong>isolate_tables:</strong> Whether or not to isolate table selects.</li>
|
||||
<li><strong>qualify_columns:</strong> Whether or not to qualify columns.</li>
|
||||
<li><strong>validate_qualify_columns:</strong> Whether or not to validate columns.</li>
|
||||
<li><strong>quote_identifiers:</strong> Whether or not to run the quote_identifiers step.
|
||||
<li><strong>infer_schema:</strong> Whether to infer the schema if missing.</li>
|
||||
<li><strong>isolate_tables:</strong> Whether to isolate table selects.</li>
|
||||
<li><strong>qualify_columns:</strong> Whether to qualify columns.</li>
|
||||
<li><strong>validate_qualify_columns:</strong> Whether to validate columns.</li>
|
||||
<li><strong>quote_identifiers:</strong> Whether to run the quote_identifiers step.
|
||||
This step is necessary to ensure correctness for case sensitive queries.
|
||||
But this flag is provided in case this step is performed at a later time.</li>
|
||||
<li><strong>identify:</strong> If True, quote all identifiers, else only necessary ones.</li>
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
|
|
@ -113,8 +113,8 @@
|
|||
</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">table</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">"catalog"</span><span class="p">)</span> <span class="ow">and</span> <span class="n">table</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">"db"</span><span class="p">):</span>
|
||||
</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a> <span class="n">table</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"catalog"</span><span class="p">,</span> <span class="n">catalog</span><span class="p">)</span>
|
||||
</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a>
|
||||
</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> <span class="k">if</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">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">):</span>
|
||||
</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="n">n</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">n</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unionable</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="ow">not</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">Query</span><span class="p">):</span>
|
||||
</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="n">n</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">n</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Query</span><span class="p">)):</span>
|
||||
</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</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">Table</span><span class="p">):</span>
|
||||
</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="n">_qualify</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a>
|
||||
|
|
@ -243,8 +243,8 @@
|
|||
</span><span id="qualify_tables-56"><a href="#qualify_tables-56"><span class="linenos"> 56</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">table</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">"catalog"</span><span class="p">)</span> <span class="ow">and</span> <span class="n">table</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">"db"</span><span class="p">):</span>
|
||||
</span><span id="qualify_tables-57"><a href="#qualify_tables-57"><span class="linenos"> 57</span></a> <span class="n">table</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s2">"catalog"</span><span class="p">,</span> <span class="n">catalog</span><span class="p">)</span>
|
||||
</span><span id="qualify_tables-58"><a href="#qualify_tables-58"><span class="linenos"> 58</span></a>
|
||||
</span><span id="qualify_tables-59"><a href="#qualify_tables-59"><span class="linenos"> 59</span></a> <span class="k">if</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">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">):</span>
|
||||
</span><span id="qualify_tables-60"><a href="#qualify_tables-60"><span class="linenos"> 60</span></a> <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="n">n</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">n</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Unionable</span><span class="p">)):</span>
|
||||
</span><span id="qualify_tables-59"><a href="#qualify_tables-59"><span class="linenos"> 59</span></a> <span class="k">if</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">exp</span><span class="o">.</span><span class="n">Query</span><span class="p">):</span>
|
||||
</span><span id="qualify_tables-60"><a href="#qualify_tables-60"><span class="linenos"> 60</span></a> <span class="k">for</span> <span class="n">node</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span> <span class="ow">in</span> <span class="n">expression</span><span class="o">.</span><span class="n">walk</span><span class="p">(</span><span class="n">prune</span><span class="o">=</span><span class="k">lambda</span> <span class="n">n</span><span class="p">,</span> <span class="o">*</span><span class="n">_</span><span class="p">:</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">n</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Query</span><span class="p">)):</span>
|
||||
</span><span id="qualify_tables-61"><a href="#qualify_tables-61"><span class="linenos"> 61</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">Table</span><span class="p">):</span>
|
||||
</span><span id="qualify_tables-62"><a href="#qualify_tables-62"><span class="linenos"> 62</span></a> <span class="n">_qualify</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="qualify_tables-63"><a href="#qualify_tables-63"><span class="linenos"> 63</span></a>
|
||||
|
|
|
|||
|
|
@ -376,7 +376,7 @@
|
|||
</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="p">):</span>
|
||||
</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_derived_tables</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="k">elif</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">Subqueryable</span><span class="p">):</span>
|
||||
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="k">elif</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">UNWRAPPED_QUERIES</span><span class="p">):</span>
|
||||
</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a>
|
||||
</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_collected</span> <span class="o">=</span> <span class="kc">True</span>
|
||||
|
|
@ -463,7 +463,7 @@
|
|||
</span><span id="L-225"><a href="#L-225"><span class="linenos">225</span></a><span class="sd"> SELECT * FROM x WHERE a IN (SELECT ...) <- that's a subquery</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="sd"> Returns:</span>
|
||||
</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a><span class="sd"> list[exp.Subqueryable]: subqueries</span>
|
||||
</span><span id="L-228"><a href="#L-228"><span class="linenos">228</span></a><span class="sd"> list[exp.Select | exp.Union]: subqueries</span>
|
||||
</span><span id="L-229"><a href="#L-229"><span class="linenos">229</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-230"><a href="#L-230"><span class="linenos">230</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
|
||||
</span><span id="L-231"><a href="#L-231"><span class="linenos">231</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span>
|
||||
|
|
@ -492,7 +492,7 @@
|
|||
</span><span id="L-254"><a href="#L-254"><span class="linenos">254</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="o">=</span> <span class="p">[]</span>
|
||||
</span><span id="L-255"><a href="#L-255"><span class="linenos">255</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns</span> <span class="o">+</span> <span class="n">external_columns</span><span class="p">:</span>
|
||||
</span><span id="L-256"><a href="#L-256"><span class="linenos">256</span></a> <span class="n">ancestor</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
|
||||
</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</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">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span>
|
||||
</span><span id="L-257"><a href="#L-257"><span class="linenos">257</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</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">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</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="n">exp</span><span class="o">.</span><span class="n">Star</span>
|
||||
</span><span id="L-258"><a href="#L-258"><span class="linenos">258</span></a> <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="p">(</span>
|
||||
</span><span id="L-260"><a href="#L-260"><span class="linenos">260</span></a> <span class="ow">not</span> <span class="n">ancestor</span>
|
||||
|
|
@ -724,8 +724,8 @@
|
|||
</span><span id="L-486"><a href="#L-486"><span class="linenos">486</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-487"><a href="#L-487"><span class="linenos">487</span></a><span class="sd"> list[Scope]: scope instances</span>
|
||||
</span><span id="L-488"><a href="#L-488"><span class="linenos">488</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-489"><a href="#L-489"><span class="linenos">489</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">Unionable</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
||||
</span><span id="L-490"><a href="#L-490"><span class="linenos">490</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">DDL</span><span class="p">)</span> <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">Unionable</span><span class="p">)</span>
|
||||
</span><span id="L-489"><a href="#L-489"><span class="linenos">489</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">Query</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
||||
</span><span id="L-490"><a href="#L-490"><span class="linenos">490</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">DDL</span><span class="p">)</span> <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">Query</span><span class="p">)</span>
|
||||
</span><span id="L-491"><a href="#L-491"><span class="linenos">491</span></a> <span class="p">):</span>
|
||||
</span><span id="L-492"><a href="#L-492"><span class="linenos">492</span></a> <span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">_traverse_scope</span><span class="p">(</span><span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)))</span>
|
||||
</span><span id="L-493"><a href="#L-493"><span class="linenos">493</span></a>
|
||||
|
|
@ -853,7 +853,7 @@
|
|||
</span><span id="L-615"><a href="#L-615"><span class="linenos">615</span></a><span class="sd"> as it doesn't introduce a new scope. If an alias is present, it shadows all names</span>
|
||||
</span><span id="L-616"><a href="#L-616"><span class="linenos">616</span></a><span class="sd"> under the Subquery, so that's one exception to this rule.</span>
|
||||
</span><span id="L-617"><a href="#L-617"><span class="linenos">617</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-618"><a href="#L-618"><span class="linenos">618</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">or</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="n">exp</span><span class="o">.</span><span class="n">Subqueryable</span><span class="p">))</span>
|
||||
</span><span id="L-618"><a href="#L-618"><span class="linenos">618</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">expression</span><span class="o">.</span><span class="n">alias</span> <span class="ow">or</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="n">exp</span><span class="o">.</span><span class="n">UNWRAPPED_QUERIES</span><span class="p">))</span>
|
||||
</span><span id="L-619"><a href="#L-619"><span class="linenos">619</span></a>
|
||||
</span><span id="L-620"><a href="#L-620"><span class="linenos">620</span></a>
|
||||
</span><span id="L-621"><a href="#L-621"><span class="linenos">621</span></a><span class="k">def</span> <span class="nf">_traverse_tables</span><span class="p">(</span><span class="n">scope</span><span class="p">):</span>
|
||||
|
|
@ -1024,7 +1024,7 @@
|
|||
</span><span id="L-786"><a href="#L-786"><span class="linenos">786</span></a> <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="L-787"><a href="#L-787"><span class="linenos">787</span></a> <span class="p">)</span>
|
||||
</span><span id="L-788"><a href="#L-788"><span class="linenos">788</span></a> <span class="ow">or</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">UDTF</span><span class="p">)</span>
|
||||
</span><span id="L-789"><a href="#L-789"><span class="linenos">789</span></a> <span class="ow">or</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">Subqueryable</span><span class="p">)</span>
|
||||
</span><span id="L-789"><a href="#L-789"><span class="linenos">789</span></a> <span class="ow">or</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">UNWRAPPED_QUERIES</span><span class="p">)</span>
|
||||
</span><span id="L-790"><a href="#L-790"><span class="linenos">790</span></a> <span class="p">):</span>
|
||||
</span><span id="L-791"><a href="#L-791"><span class="linenos">791</span></a> <span class="n">crossed_scope_boundary</span> <span class="o">=</span> <span class="kc">True</span>
|
||||
</span><span id="L-792"><a href="#L-792"><span class="linenos">792</span></a>
|
||||
|
|
@ -1322,7 +1322,7 @@
|
|||
</span><span id="Scope-139"><a href="#Scope-139"><span class="linenos">139</span></a> <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="Scope-140"><a href="#Scope-140"><span class="linenos">140</span></a> <span class="p">):</span>
|
||||
</span><span id="Scope-141"><a href="#Scope-141"><span class="linenos">141</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_derived_tables</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="Scope-142"><a href="#Scope-142"><span class="linenos">142</span></a> <span class="k">elif</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">Subqueryable</span><span class="p">):</span>
|
||||
</span><span id="Scope-142"><a href="#Scope-142"><span class="linenos">142</span></a> <span class="k">elif</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">UNWRAPPED_QUERIES</span><span class="p">):</span>
|
||||
</span><span id="Scope-143"><a href="#Scope-143"><span class="linenos">143</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="Scope-144"><a href="#Scope-144"><span class="linenos">144</span></a>
|
||||
</span><span id="Scope-145"><a href="#Scope-145"><span class="linenos">145</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_collected</span> <span class="o">=</span> <span class="kc">True</span>
|
||||
|
|
@ -1409,7 +1409,7 @@
|
|||
</span><span id="Scope-226"><a href="#Scope-226"><span class="linenos">226</span></a><span class="sd"> SELECT * FROM x WHERE a IN (SELECT ...) <- that's a subquery</span>
|
||||
</span><span id="Scope-227"><a href="#Scope-227"><span class="linenos">227</span></a>
|
||||
</span><span id="Scope-228"><a href="#Scope-228"><span class="linenos">228</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="Scope-229"><a href="#Scope-229"><span class="linenos">229</span></a><span class="sd"> list[exp.Subqueryable]: subqueries</span>
|
||||
</span><span id="Scope-229"><a href="#Scope-229"><span class="linenos">229</span></a><span class="sd"> list[exp.Select | exp.Union]: subqueries</span>
|
||||
</span><span id="Scope-230"><a href="#Scope-230"><span class="linenos">230</span></a><span class="sd"> """</span>
|
||||
</span><span id="Scope-231"><a href="#Scope-231"><span class="linenos">231</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
|
||||
</span><span id="Scope-232"><a href="#Scope-232"><span class="linenos">232</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span>
|
||||
|
|
@ -1438,7 +1438,7 @@
|
|||
</span><span id="Scope-255"><a href="#Scope-255"><span class="linenos">255</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="o">=</span> <span class="p">[]</span>
|
||||
</span><span id="Scope-256"><a href="#Scope-256"><span class="linenos">256</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns</span> <span class="o">+</span> <span class="n">external_columns</span><span class="p">:</span>
|
||||
</span><span id="Scope-257"><a href="#Scope-257"><span class="linenos">257</span></a> <span class="n">ancestor</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
|
||||
</span><span id="Scope-258"><a href="#Scope-258"><span class="linenos">258</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</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">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span>
|
||||
</span><span id="Scope-258"><a href="#Scope-258"><span class="linenos">258</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</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">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</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="n">exp</span><span class="o">.</span><span class="n">Star</span>
|
||||
</span><span id="Scope-259"><a href="#Scope-259"><span class="linenos">259</span></a> <span class="p">)</span>
|
||||
</span><span id="Scope-260"><a href="#Scope-260"><span class="linenos">260</span></a> <span class="k">if</span> <span class="p">(</span>
|
||||
</span><span id="Scope-261"><a href="#Scope-261"><span class="linenos">261</span></a> <span class="ow">not</span> <span class="n">ancestor</span>
|
||||
|
|
@ -2183,7 +2183,7 @@ a list of the left and right child scopes.</li>
|
|||
</span><span id="Scope.subqueries-226"><a href="#Scope.subqueries-226"><span class="linenos">226</span></a><span class="sd"> SELECT * FROM x WHERE a IN (SELECT ...) <- that's a subquery</span>
|
||||
</span><span id="Scope.subqueries-227"><a href="#Scope.subqueries-227"><span class="linenos">227</span></a>
|
||||
</span><span id="Scope.subqueries-228"><a href="#Scope.subqueries-228"><span class="linenos">228</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="Scope.subqueries-229"><a href="#Scope.subqueries-229"><span class="linenos">229</span></a><span class="sd"> list[exp.Subqueryable]: subqueries</span>
|
||||
</span><span id="Scope.subqueries-229"><a href="#Scope.subqueries-229"><span class="linenos">229</span></a><span class="sd"> list[exp.Select | exp.Union]: subqueries</span>
|
||||
</span><span id="Scope.subqueries-230"><a href="#Scope.subqueries-230"><span class="linenos">230</span></a><span class="sd"> """</span>
|
||||
</span><span id="Scope.subqueries-231"><a href="#Scope.subqueries-231"><span class="linenos">231</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_ensure_collected</span><span class="p">()</span>
|
||||
</span><span id="Scope.subqueries-232"><a href="#Scope.subqueries-232"><span class="linenos">232</span></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_subqueries</span>
|
||||
|
|
@ -2201,7 +2201,7 @@ a list of the left and right child scopes.</li>
|
|||
<h6 id="returns">Returns:</h6>
|
||||
|
||||
<blockquote>
|
||||
<p>list[exp.Subqueryable]: subqueries</p>
|
||||
<p>list[exp.Select | exp.Union]: subqueries</p>
|
||||
</blockquote>
|
||||
</div>
|
||||
|
||||
|
|
@ -2240,7 +2240,7 @@ a list of the left and right child scopes.</li>
|
|||
</span><span id="Scope.columns-255"><a href="#Scope.columns-255"><span class="linenos">255</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">_columns</span> <span class="o">=</span> <span class="p">[]</span>
|
||||
</span><span id="Scope.columns-256"><a href="#Scope.columns-256"><span class="linenos">256</span></a> <span class="k">for</span> <span class="n">column</span> <span class="ow">in</span> <span class="n">columns</span> <span class="o">+</span> <span class="n">external_columns</span><span class="p">:</span>
|
||||
</span><span id="Scope.columns-257"><a href="#Scope.columns-257"><span class="linenos">257</span></a> <span class="n">ancestor</span> <span class="o">=</span> <span class="n">column</span><span class="o">.</span><span class="n">find_ancestor</span><span class="p">(</span>
|
||||
</span><span id="Scope.columns-258"><a href="#Scope.columns-258"><span class="linenos">258</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</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">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Table</span>
|
||||
</span><span id="Scope.columns-258"><a href="#Scope.columns-258"><span class="linenos">258</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Select</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Qualify</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">Having</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">Hint</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="n">exp</span><span class="o">.</span><span class="n">Star</span>
|
||||
</span><span id="Scope.columns-259"><a href="#Scope.columns-259"><span class="linenos">259</span></a> <span class="p">)</span>
|
||||
</span><span id="Scope.columns-260"><a href="#Scope.columns-260"><span class="linenos">260</span></a> <span class="k">if</span> <span class="p">(</span>
|
||||
</span><span id="Scope.columns-261"><a href="#Scope.columns-261"><span class="linenos">261</span></a> <span class="ow">not</span> <span class="n">ancestor</span>
|
||||
|
|
@ -2858,8 +2858,8 @@ table only becomes a selected source if it's included in a FROM or JOIN clause.<
|
|||
</span><span id="traverse_scope-487"><a href="#traverse_scope-487"><span class="linenos">487</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="traverse_scope-488"><a href="#traverse_scope-488"><span class="linenos">488</span></a><span class="sd"> list[Scope]: scope instances</span>
|
||||
</span><span id="traverse_scope-489"><a href="#traverse_scope-489"><span class="linenos">489</span></a><span class="sd"> """</span>
|
||||
</span><span id="traverse_scope-490"><a href="#traverse_scope-490"><span class="linenos">490</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">Unionable</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
||||
</span><span id="traverse_scope-491"><a href="#traverse_scope-491"><span class="linenos">491</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">DDL</span><span class="p">)</span> <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">Unionable</span><span class="p">)</span>
|
||||
</span><span id="traverse_scope-490"><a href="#traverse_scope-490"><span class="linenos">490</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">Query</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span>
|
||||
</span><span id="traverse_scope-491"><a href="#traverse_scope-491"><span class="linenos">491</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">DDL</span><span class="p">)</span> <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">Query</span><span class="p">)</span>
|
||||
</span><span id="traverse_scope-492"><a href="#traverse_scope-492"><span class="linenos">492</span></a> <span class="p">):</span>
|
||||
</span><span id="traverse_scope-493"><a href="#traverse_scope-493"><span class="linenos">493</span></a> <span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">_traverse_scope</span><span class="p">(</span><span class="n">Scope</span><span class="p">(</span><span class="n">expression</span><span class="p">)))</span>
|
||||
</span><span id="traverse_scope-494"><a href="#traverse_scope-494"><span class="linenos">494</span></a>
|
||||
|
|
@ -2997,7 +2997,7 @@ incomplete properties which is confusing.</p>
|
|||
</span><span id="walk_in_scope-787"><a href="#walk_in_scope-787"><span class="linenos">787</span></a> <span class="ow">and</span> <span class="n">_is_derived_table</span><span class="p">(</span><span class="n">node</span><span class="p">)</span>
|
||||
</span><span id="walk_in_scope-788"><a href="#walk_in_scope-788"><span class="linenos">788</span></a> <span class="p">)</span>
|
||||
</span><span id="walk_in_scope-789"><a href="#walk_in_scope-789"><span class="linenos">789</span></a> <span class="ow">or</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">UDTF</span><span class="p">)</span>
|
||||
</span><span id="walk_in_scope-790"><a href="#walk_in_scope-790"><span class="linenos">790</span></a> <span class="ow">or</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">Subqueryable</span><span class="p">)</span>
|
||||
</span><span id="walk_in_scope-790"><a href="#walk_in_scope-790"><span class="linenos">790</span></a> <span class="ow">or</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">UNWRAPPED_QUERIES</span><span class="p">)</span>
|
||||
</span><span id="walk_in_scope-791"><a href="#walk_in_scope-791"><span class="linenos">791</span></a> <span class="p">):</span>
|
||||
</span><span id="walk_in_scope-792"><a href="#walk_in_scope-792"><span class="linenos">792</span></a> <span class="n">crossed_scope_boundary</span> <span class="o">=</span> <span class="kc">True</span>
|
||||
</span><span id="walk_in_scope-793"><a href="#walk_in_scope-793"><span class="linenos">793</span></a>
|
||||
|
|
|
|||
|
|
@ -267,7 +267,7 @@
|
|||
</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a>
|
||||
</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a><span class="sd"> expression (sqlglot.Expression): expression to simplify</span>
|
||||
</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a><span class="sd"> constant_propagation: whether or not the constant propagation rule should be used</span>
|
||||
</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a><span class="sd"> constant_propagation: whether the constant propagation rule should be used</span>
|
||||
</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</span></a>
|
||||
</span><span id="L-46"><a href="#L-46"><span class="linenos"> 46</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a><span class="sd"> sqlglot.Expression: simplified expression</span>
|
||||
|
|
@ -1411,7 +1411,7 @@
|
|||
</span><span id="L-1185"><a href="#L-1185"><span class="linenos">1185</span></a><span class="n">GEN_MAP</span> <span class="o">=</span> <span class="p">{</span>
|
||||
</span><span id="L-1186"><a href="#L-1186"><span class="linenos">1186</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Add</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">_binary</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">"+"</span><span class="p">),</span>
|
||||
</span><span id="L-1187"><a href="#L-1187"><span class="linenos">1187</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">And</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">_binary</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="s2">"AND"</span><span class="p">),</span>
|
||||
</span><span id="L-1188"><a href="#L-1188"><span class="linenos">1188</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Anonymous</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="s1">','</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="w"> </span><span class="k">for</span><span class="w"> </span><span class="n">e</span><span class="w"> </span><span class="ow">in</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span><span class="p">,</span>
|
||||
</span><span id="L-1188"><a href="#L-1188"><span class="linenos">1188</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Anonymous</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="n">_anonymous</span><span class="p">(</span><span class="n">e</span><span class="p">),</span>
|
||||
</span><span id="L-1189"><a href="#L-1189"><span class="linenos">1189</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Between</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2"> BETWEEN </span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</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">'low'</span><span class="p">))</span><span class="si">}</span><span class="s2"> AND </span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</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">'high'</span><span class="p">))</span><span class="si">}</span><span class="s2">"</span><span class="p">,</span>
|
||||
</span><span id="L-1190"><a href="#L-1190"><span class="linenos">1190</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Boolean</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="s2">"TRUE"</span> <span class="k">if</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span> <span class="k">else</span> <span class="s2">"FALSE"</span><span class="p">,</span>
|
||||
</span><span id="L-1191"><a href="#L-1191"><span class="linenos">1191</span></a> <span class="n">exp</span><span class="o">.</span><span class="n">Bracket</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">:</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">[</span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span><span class="si">}</span><span class="s2">]"</span><span class="p">,</span>
|
||||
|
|
@ -1445,12 +1445,26 @@
|
|||
</span><span id="L-1219"><a href="#L-1219"><span class="linenos">1219</span></a><span class="p">}</span>
|
||||
</span><span id="L-1220"><a href="#L-1220"><span class="linenos">1220</span></a>
|
||||
</span><span id="L-1221"><a href="#L-1221"><span class="linenos">1221</span></a>
|
||||
</span><span id="L-1222"><a href="#L-1222"><span class="linenos">1222</span></a><span class="k">def</span> <span class="nf">_binary</span><span class="p">(</span><span class="n">e</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="n">op</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
|
||||
</span><span id="L-1223"><a href="#L-1223"><span class="linenos">1223</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">left</span><span class="p">)</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">op</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">right</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
||||
</span><span id="L-1224"><a href="#L-1224"><span class="linenos">1224</span></a>
|
||||
</span><span id="L-1225"><a href="#L-1225"><span class="linenos">1225</span></a>
|
||||
</span><span id="L-1226"><a href="#L-1226"><span class="linenos">1226</span></a><span class="k">def</span> <span class="nf">_unary</span><span class="p">(</span><span class="n">e</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">op</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
|
||||
</span><span id="L-1227"><a href="#L-1227"><span class="linenos">1227</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">op</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
||||
</span><span id="L-1222"><a href="#L-1222"><span class="linenos">1222</span></a><span class="k">def</span> <span class="nf">_anonymous</span><span class="p">(</span><span class="n">e</span><span class="p">:</span> <span class="n">exp</span><span class="o">.</span><span class="n">Anonymous</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
|
||||
</span><span id="L-1223"><a href="#L-1223"><span class="linenos">1223</span></a> <span class="n">this</span> <span class="o">=</span> <span class="n">e</span><span class="o">.</span><span class="n">this</span>
|
||||
</span><span id="L-1224"><a href="#L-1224"><span class="linenos">1224</span></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
|
||||
</span><span id="L-1225"><a href="#L-1225"><span class="linenos">1225</span></a> <span class="n">name</span> <span class="o">=</span> <span class="n">this</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span>
|
||||
</span><span id="L-1226"><a href="#L-1226"><span class="linenos">1226</span></a> <span class="k">elif</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">Identifier</span><span class="p">):</span>
|
||||
</span><span id="L-1227"><a href="#L-1227"><span class="linenos">1227</span></a> <span class="n">name</span> <span class="o">=</span> <span class="sa">f</span><span class="s1">'"</span><span class="si">{</span><span class="n">this</span><span class="o">.</span><span class="n">name</span><span class="si">}</span><span class="s1">"'</span> <span class="k">if</span> <span class="n">this</span><span class="o">.</span><span class="n">quoted</span> <span class="k">else</span> <span class="n">this</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span>
|
||||
</span><span id="L-1228"><a href="#L-1228"><span class="linenos">1228</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="L-1229"><a href="#L-1229"><span class="linenos">1229</span></a> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
|
||||
</span><span id="L-1230"><a href="#L-1230"><span class="linenos">1230</span></a> <span class="sa">f</span><span class="s2">"Anonymous.this expects a str or an Identifier, got '</span><span class="si">{</span><span class="n">this</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">'."</span>
|
||||
</span><span id="L-1231"><a href="#L-1231"><span class="linenos">1231</span></a> <span class="p">)</span>
|
||||
</span><span id="L-1232"><a href="#L-1232"><span class="linenos">1232</span></a>
|
||||
</span><span id="L-1233"><a href="#L-1233"><span class="linenos">1233</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">name</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="s1">','</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="p">)</span><span class="w"> </span><span class="k">for</span><span class="w"> </span><span class="n">e</span><span class="w"> </span><span class="ow">in</span><span class="w"> </span><span class="n">e</span><span class="o">.</span><span class="n">expressions</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
||||
</span><span id="L-1234"><a href="#L-1234"><span class="linenos">1234</span></a>
|
||||
</span><span id="L-1235"><a href="#L-1235"><span class="linenos">1235</span></a>
|
||||
</span><span id="L-1236"><a href="#L-1236"><span class="linenos">1236</span></a><span class="k">def</span> <span class="nf">_binary</span><span class="p">(</span><span class="n">e</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="n">op</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
|
||||
</span><span id="L-1237"><a href="#L-1237"><span class="linenos">1237</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">left</span><span class="p">)</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">op</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">right</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
||||
</span><span id="L-1238"><a href="#L-1238"><span class="linenos">1238</span></a>
|
||||
</span><span id="L-1239"><a href="#L-1239"><span class="linenos">1239</span></a>
|
||||
</span><span id="L-1240"><a href="#L-1240"><span class="linenos">1240</span></a><span class="k">def</span> <span class="nf">_unary</span><span class="p">(</span><span class="n">e</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">op</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
|
||||
</span><span id="L-1241"><a href="#L-1241"><span class="linenos">1241</span></a> <span class="k">return</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">op</span><span class="si">}</span><span class="s2"> </span><span class="si">{</span><span class="n">gen</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">this</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
@ -1527,7 +1541,7 @@
|
|||
</span><span id="simplify-42"><a href="#simplify-42"><span class="linenos"> 42</span></a>
|
||||
</span><span id="simplify-43"><a href="#simplify-43"><span class="linenos"> 43</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="simplify-44"><a href="#simplify-44"><span class="linenos"> 44</span></a><span class="sd"> expression (sqlglot.Expression): expression to simplify</span>
|
||||
</span><span id="simplify-45"><a href="#simplify-45"><span class="linenos"> 45</span></a><span class="sd"> constant_propagation: whether or not the constant propagation rule should be used</span>
|
||||
</span><span id="simplify-45"><a href="#simplify-45"><span class="linenos"> 45</span></a><span class="sd"> constant_propagation: whether the constant propagation rule should be used</span>
|
||||
</span><span id="simplify-46"><a href="#simplify-46"><span class="linenos"> 46</span></a>
|
||||
</span><span id="simplify-47"><a href="#simplify-47"><span class="linenos"> 47</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="simplify-48"><a href="#simplify-48"><span class="linenos"> 48</span></a><span class="sd"> sqlglot.Expression: simplified expression</span>
|
||||
|
|
@ -1616,7 +1630,7 @@
|
|||
|
||||
<ul>
|
||||
<li><strong>expression (sqlglot.Expression):</strong> expression to simplify</li>
|
||||
<li><strong>constant_propagation:</strong> whether or not the constant propagation rule should be used</li>
|
||||
<li><strong>constant_propagation:</strong> whether the constant propagation rule should be used</li>
|
||||
</ul>
|
||||
|
||||
<h6 id="returns">Returns:</h6>
|
||||
|
|
@ -2546,7 +2560,7 @@ prefix are statically known.</p>
|
|||
<div class="attr variable">
|
||||
<span class="name">DATETRUNC_COMPARISONS</span> =
|
||||
<input id="DATETRUNC_COMPARISONS-view-value" class="view-value-toggle-state" type="checkbox" aria-hidden="true" tabindex="-1">
|
||||
<label class="view-value-button pdoc-button" for="DATETRUNC_COMPARISONS-view-value"></label><span class="default_value">{<class '<a href="../expressions.html#GTE">sqlglot.expressions.GTE</a>'>, <class '<a href="../expressions.html#EQ">sqlglot.expressions.EQ</a>'>, <class '<a href="../expressions.html#LT">sqlglot.expressions.LT</a>'>, <class '<a href="../expressions.html#NEQ">sqlglot.expressions.NEQ</a>'>, <class '<a href="../expressions.html#GT">sqlglot.expressions.GT</a>'>, <class '<a href="../expressions.html#In">sqlglot.expressions.In</a>'>, <class '<a href="../expressions.html#LTE">sqlglot.expressions.LTE</a>'>}</span>
|
||||
<label class="view-value-button pdoc-button" for="DATETRUNC_COMPARISONS-view-value"></label><span class="default_value">{<class '<a href="../expressions.html#In">sqlglot.expressions.In</a>'>, <class '<a href="../expressions.html#GTE">sqlglot.expressions.GTE</a>'>, <class '<a href="../expressions.html#LTE">sqlglot.expressions.LTE</a>'>, <class '<a href="../expressions.html#EQ">sqlglot.expressions.EQ</a>'>, <class '<a href="../expressions.html#GT">sqlglot.expressions.GT</a>'>, <class '<a href="../expressions.html#NEQ">sqlglot.expressions.NEQ</a>'>, <class '<a href="../expressions.html#LT">sqlglot.expressions.LT</a>'>}</span>
|
||||
|
||||
|
||||
</div>
|
||||
|
|
@ -2626,7 +2640,7 @@ prefix are statically known.</p>
|
|||
<section id="JOINS">
|
||||
<div class="attr variable">
|
||||
<span class="name">JOINS</span> =
|
||||
<span class="default_value">{('', 'INNER'), ('RIGHT', ''), ('RIGHT', 'OUTER'), ('', '')}</span>
|
||||
<span class="default_value">{('', 'INNER'), ('RIGHT', 'OUTER'), ('RIGHT', ''), ('', '')}</span>
|
||||
|
||||
|
||||
</div>
|
||||
|
|
|
|||
|
|
@ -312,7 +312,7 @@
|
|||
</span><span id="L-248"><a href="#L-248"><span class="linenos">248</span></a> <span class="n">key</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">to_identifier</span><span class="p">(</span><span class="s2">"_x"</span><span class="p">))</span>
|
||||
</span><span id="L-249"><a href="#L-249"><span class="linenos">249</span></a> <span class="n">parent_predicate</span> <span class="o">=</span> <span class="n">_replace</span><span class="p">(</span>
|
||||
</span><span id="L-250"><a href="#L-250"><span class="linenos">250</span></a> <span class="n">parent_predicate</span><span class="p">,</span>
|
||||
</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a> <span class="sa">f</span><span class="s1">'(</span><span class="si">{</span><span class="n">parent_predicate</span><span class="si">}</span><span class="s1"> AND ARRAY_ANY(</span><span class="si">{</span><span class="n">nested</span><span class="si">}</span><span class="s1">, "_x" -> </span><span class="si">{</span><span class="n">predicate</span><span class="si">}</span><span class="s1">))'</span><span class="p">,</span>
|
||||
</span><span id="L-251"><a href="#L-251"><span class="linenos">251</span></a> <span class="sa">f</span><span class="s2">"(</span><span class="si">{</span><span class="n">parent_predicate</span><span class="si">}</span><span class="s2"> AND ARRAY_ANY(</span><span class="si">{</span><span class="n">nested</span><span class="si">}</span><span class="s2">, _x -> </span><span class="si">{</span><span class="n">predicate</span><span class="si">}</span><span class="s2">))"</span><span class="p">,</span>
|
||||
</span><span id="L-252"><a href="#L-252"><span class="linenos">252</span></a> <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="n">parent_select</span><span class="o">.</span><span class="n">join</span><span class="p">(</span>
|
||||
|
|
@ -662,7 +662,7 @@ Convert correlated or vectorized subqueries into a group by so it is not a many
|
|||
</span><span id="decorrelate-249"><a href="#decorrelate-249"><span class="linenos">249</span></a> <span class="n">key</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">to_identifier</span><span class="p">(</span><span class="s2">"_x"</span><span class="p">))</span>
|
||||
</span><span id="decorrelate-250"><a href="#decorrelate-250"><span class="linenos">250</span></a> <span class="n">parent_predicate</span> <span class="o">=</span> <span class="n">_replace</span><span class="p">(</span>
|
||||
</span><span id="decorrelate-251"><a href="#decorrelate-251"><span class="linenos">251</span></a> <span class="n">parent_predicate</span><span class="p">,</span>
|
||||
</span><span id="decorrelate-252"><a href="#decorrelate-252"><span class="linenos">252</span></a> <span class="sa">f</span><span class="s1">'(</span><span class="si">{</span><span class="n">parent_predicate</span><span class="si">}</span><span class="s1"> AND ARRAY_ANY(</span><span class="si">{</span><span class="n">nested</span><span class="si">}</span><span class="s1">, "_x" -> </span><span class="si">{</span><span class="n">predicate</span><span class="si">}</span><span class="s1">))'</span><span class="p">,</span>
|
||||
</span><span id="decorrelate-252"><a href="#decorrelate-252"><span class="linenos">252</span></a> <span class="sa">f</span><span class="s2">"(</span><span class="si">{</span><span class="n">parent_predicate</span><span class="si">}</span><span class="s2"> AND ARRAY_ANY(</span><span class="si">{</span><span class="n">nested</span><span class="si">}</span><span class="s2">, _x -> </span><span class="si">{</span><span class="n">predicate</span><span class="si">}</span><span class="s2">))"</span><span class="p">,</span>
|
||||
</span><span id="decorrelate-253"><a href="#decorrelate-253"><span class="linenos">253</span></a> <span class="p">)</span>
|
||||
</span><span id="decorrelate-254"><a href="#decorrelate-254"><span class="linenos">254</span></a>
|
||||
</span><span id="decorrelate-255"><a href="#decorrelate-255"><span class="linenos">255</span></a> <span class="n">parent_select</span><span class="o">.</span><span class="n">join</span><span class="p">(</span>
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue