Adding upstream version 25.21.3.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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105 changed files with 50314 additions and 49385 deletions
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<meta name="generator" content="pdoc 14.6.1"/>
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<meta name="generator" content="pdoc 14.7.0"/>
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<title>sqlglot API documentation</title>
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<style>/*! * Bootstrap Reboot v5.0.0 (https://getbootstrap.com/) * Copyright 2011-2021 The Bootstrap Authors * Copyright 2011-2021 Twitter, Inc. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important}</style>
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@ -206,7 +206,7 @@
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<div class="pdoc-code codehilite">
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<pre><span></span><code><span class="kn">import</span> <span class="nn">sqlglot</span>
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<span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="s2">"SELECT EPOCH_MS(1618088028295)"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"duckdb"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
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<span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="s2">"SELECT EPOCH_MS(1618088028295)"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"duckdb"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
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</code></pre>
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</div>
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@ -219,7 +219,7 @@
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<div class="pdoc-code codehilite">
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<pre><span></span><code><span class="kn">import</span> <span class="nn">sqlglot</span>
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<span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="s2">"SELECT STRFTIME(x, '%y-%-m-%S')"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"duckdb"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
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<span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="s2">"SELECT STRFTIME(x, '%y-%-m-%S')"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"duckdb"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
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</code></pre>
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</div>
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@ -237,7 +237,7 @@
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<span class="n">sql</span> <span class="o">=</span> <span class="s2">"""WITH baz AS (SELECT a, c FROM foo WHERE a = 1) SELECT f.a, b.b, baz.c, CAST("b"."a" AS REAL) d FROM foo f JOIN bar b ON f.a = b.a LEFT JOIN baz ON f.a = baz.a"""</span>
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<span class="c1"># Translates the query into Spark SQL, formats it, and delimits all of its identifiers</span>
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<span class="nb">print</span><span class="p">(</span><span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"spark"</span><span class="p">,</span> <span class="n">identify</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">pretty</span><span class="o">=</span><span class="kc">True</span><span class="p">)[</span><span class="mi">0</span><span class="p">])</span>
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<span class="nb">print</span><span class="p">(</span><span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"spark"</span><span class="p">,</span> <span class="n">identify</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">pretty</span><span class="o">=</span><span class="kc">True</span><span class="p">)[</span><span class="mi">0</span><span class="p">])</span>
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</code></pre>
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</div>
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@ -281,7 +281,7 @@
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<span class="s2">"""</span>
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<span class="c1"># Note: MySQL-specific comments (`#`) are converted into standard syntax</span>
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<span class="nb">print</span><span class="p">(</span><span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s1">'mysql'</span><span class="p">,</span> <span class="n">pretty</span><span class="o">=</span><span class="kc">True</span><span class="p">)[</span><span class="mi">0</span><span class="p">])</span>
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<span class="nb">print</span><span class="p">(</span><span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s1">'mysql'</span><span class="p">,</span> <span class="n">pretty</span><span class="o">=</span><span class="kc">True</span><span class="p">)[</span><span class="mi">0</span><span class="p">])</span>
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</code></pre>
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</div>
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@ -328,7 +328,7 @@
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<div class="pdoc-code codehilite">
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<pre><span></span><code><span class="kn">import</span> <span class="nn">sqlglot</span>
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<span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="s2">"SELECT foo FROM (SELECT baz FROM t"</span><span class="p">)</span>
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<span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="s2">"SELECT foo FROM (SELECT baz FROM t"</span><span class="p">)</span>
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</code></pre>
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</div>
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@ -342,7 +342,7 @@
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<div class="pdoc-code codehilite">
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<pre><span></span><code><span class="kn">import</span> <span class="nn">sqlglot</span>
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<span class="k">try</span><span class="p">:</span>
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<span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="s2">"SELECT foo FROM (SELECT baz FROM t"</span><span class="p">)</span>
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<span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="s2">"SELECT foo FROM (SELECT baz FROM t"</span><span class="p">)</span>
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<span class="k">except</span> <span class="n"><a href="sqlglot/errors.html#ParseError">sqlglot.errors.ParseError</a></span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
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<span class="nb">print</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">errors</span><span class="p">)</span>
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</code></pre>
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@ -367,7 +367,7 @@
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<div class="pdoc-code codehilite">
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<pre><span></span><code><span class="kn">import</span> <span class="nn">sqlglot</span>
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<span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="s2">"SELECT APPROX_DISTINCT(a, 0.1) FROM foo"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"presto"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">)</span>
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<span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="s2">"SELECT APPROX_DISTINCT(a, 0.1) FROM foo"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"presto"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">)</span>
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</code></pre>
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</div>
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@ -381,7 +381,7 @@
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<div class="pdoc-code codehilite">
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<pre><span></span><code><span class="kn">import</span> <span class="nn">sqlglot</span>
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<span class="n"><a href="#transpile">transpile</a></span><span class="p">(</span><span class="s2">"SELECT APPROX_DISTINCT(a, 0.1) FROM foo"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"presto"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">,</span> <span class="n">unsupported_level</span><span class="o">=</span><span class="n">sqlglot</span><span class="o">.</span><span class="n">ErrorLevel</span><span class="o">.</span><span class="n">RAISE</span><span class="p">)</span>
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<span class="n"><a href="#transpile">sqlglot.transpile</a></span><span class="p">(</span><span class="s2">"SELECT APPROX_DISTINCT(a, 0.1) FROM foo"</span><span class="p">,</span> <span class="n">read</span><span class="o">=</span><span class="s2">"presto"</span><span class="p">,</span> <span class="n">write</span><span class="o">=</span><span class="s2">"hive"</span><span class="p">,</span> <span class="n">unsupported_level</span><span class="o">=</span><span class="n">sqlglot</span><span class="o">.</span><span class="n">ErrorLevel</span><span class="o">.</span><span class="n">RAISE</span><span class="p">)</span>
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</code></pre>
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</div>
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<span class="nb">print</span><span class="p">(</span>
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<span class="n">optimize</span><span class="p">(</span>
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<span class="n"><a href="#parse_one">parse_one</a></span><span class="p">(</span><span class="s2">"""</span>
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<span class="n"><a href="#parse_one">sqlglot.parse_one</a></span><span class="p">(</span><span class="s2">"""</span>
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<span class="s2"> SELECT A OR (B OR (C AND D))</span>
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<span class="s2"> FROM x</span>
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<span class="s2"> WHERE Z = date '2021-01-01' + INTERVAL '1' month OR 1 = 0</span>
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@ -771,149 +771,151 @@ make check # Full test suite & linter checks
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</span><span id="L-30"><a href="#L-30"><span class="linenos"> 30</span></a> <span class="n">except_</span> <span class="k">as</span> <span class="n">except_</span><span class="p">,</span>
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</span><span id="L-31"><a href="#L-31"><span class="linenos"> 31</span></a> <span class="n">from_</span> <span class="k">as</span> <span class="n">from_</span><span class="p">,</span>
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</span><span id="L-32"><a href="#L-32"><span class="linenos"> 32</span></a> <span class="n">func</span> <span class="k">as</span> <span class="n">func</span><span class="p">,</span>
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</span><span id="L-33"><a href="#L-33"><span class="linenos"> 33</span></a> <span class="n">intersect</span> <span class="k">as</span> <span class="n">intersect</span><span class="p">,</span>
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</span><span id="L-34"><a href="#L-34"><span class="linenos"> 34</span></a> <span class="n">maybe_parse</span> <span class="k">as</span> <span class="n">maybe_parse</span><span class="p">,</span>
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</span><span id="L-35"><a href="#L-35"><span class="linenos"> 35</span></a> <span class="n">not_</span> <span class="k">as</span> <span class="n">not_</span><span class="p">,</span>
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</span><span id="L-36"><a href="#L-36"><span class="linenos"> 36</span></a> <span class="n">or_</span> <span class="k">as</span> <span class="n">or_</span><span class="p">,</span>
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</span><span id="L-37"><a href="#L-37"><span class="linenos"> 37</span></a> <span class="n">select</span> <span class="k">as</span> <span class="n">select</span><span class="p">,</span>
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</span><span id="L-38"><a href="#L-38"><span class="linenos"> 38</span></a> <span class="n">subquery</span> <span class="k">as</span> <span class="n">subquery</span><span class="p">,</span>
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</span><span id="L-39"><a href="#L-39"><span class="linenos"> 39</span></a> <span class="n">table_</span> <span class="k">as</span> <span class="n">table</span><span class="p">,</span>
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</span><span id="L-40"><a href="#L-40"><span class="linenos"> 40</span></a> <span class="n">to_column</span> <span class="k">as</span> <span class="n">to_column</span><span class="p">,</span>
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</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a> <span class="n">to_identifier</span> <span class="k">as</span> <span class="n">to_identifier</span><span class="p">,</span>
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</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a> <span class="n">to_table</span> <span class="k">as</span> <span class="n">to_table</span><span class="p">,</span>
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</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a> <span class="n">union</span> <span class="k">as</span> <span class="n">union</span><span class="p">,</span>
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</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a><span class="p">)</span>
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</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</span></a><span class="kn">from</span> <span class="nn">sqlglot.generator</span> <span class="kn">import</span> <span class="n">Generator</span> <span class="k">as</span> <span class="n">Generator</span>
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</span><span id="L-46"><a href="#L-46"><span class="linenos"> 46</span></a><span class="kn">from</span> <span class="nn">sqlglot.parser</span> <span class="kn">import</span> <span class="n">Parser</span> <span class="k">as</span> <span class="n">Parser</span>
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</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a><span class="kn">from</span> <span class="nn">sqlglot.schema</span> <span class="kn">import</span> <span class="n">MappingSchema</span> <span class="k">as</span> <span class="n">MappingSchema</span><span class="p">,</span> <span class="n">Schema</span> <span class="k">as</span> <span class="n">Schema</span>
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</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a><span class="kn">from</span> <span class="nn">sqlglot.tokens</span> <span class="kn">import</span> <span class="n">Token</span> <span class="k">as</span> <span class="n">Token</span><span class="p">,</span> <span class="n">Tokenizer</span> <span class="k">as</span> <span class="n">Tokenizer</span><span class="p">,</span> <span class="n">TokenType</span> <span class="k">as</span> <span class="n">TokenType</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="k">if</span> <span class="n">t</span><span class="o">.</span><span class="n">TYPE_CHECKING</span><span class="p">:</span>
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</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a> <span class="kn">from</span> <span class="nn">sqlglot._typing</span> <span class="kn">import</span> <span class="n">E</span>
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</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a> <span class="kn">from</span> <span class="nn">sqlglot.dialects.dialect</span> <span class="kn">import</span> <span class="n">DialectType</span> <span class="k">as</span> <span class="n">DialectType</span>
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</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a>
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</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a><span class="n">logger</span> <span class="o">=</span> <span class="n">logging</span><span class="o">.</span><span class="n">getLogger</span><span class="p">(</span><span class="s2">"sqlglot"</span><span class="p">)</span>
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</span><span id="L-33"><a href="#L-33"><span class="linenos"> 33</span></a> <span class="n">insert</span> <span class="k">as</span> <span class="n">insert</span><span class="p">,</span>
|
||||
</span><span id="L-34"><a href="#L-34"><span class="linenos"> 34</span></a> <span class="n">intersect</span> <span class="k">as</span> <span class="n">intersect</span><span class="p">,</span>
|
||||
</span><span id="L-35"><a href="#L-35"><span class="linenos"> 35</span></a> <span class="n">maybe_parse</span> <span class="k">as</span> <span class="n">maybe_parse</span><span class="p">,</span>
|
||||
</span><span id="L-36"><a href="#L-36"><span class="linenos"> 36</span></a> <span class="n">merge</span> <span class="k">as</span> <span class="n">merge</span><span class="p">,</span>
|
||||
</span><span id="L-37"><a href="#L-37"><span class="linenos"> 37</span></a> <span class="n">not_</span> <span class="k">as</span> <span class="n">not_</span><span class="p">,</span>
|
||||
</span><span id="L-38"><a href="#L-38"><span class="linenos"> 38</span></a> <span class="n">or_</span> <span class="k">as</span> <span class="n">or_</span><span class="p">,</span>
|
||||
</span><span id="L-39"><a href="#L-39"><span class="linenos"> 39</span></a> <span class="n">select</span> <span class="k">as</span> <span class="n">select</span><span class="p">,</span>
|
||||
</span><span id="L-40"><a href="#L-40"><span class="linenos"> 40</span></a> <span class="n">subquery</span> <span class="k">as</span> <span class="n">subquery</span><span class="p">,</span>
|
||||
</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a> <span class="n">table_</span> <span class="k">as</span> <span class="n">table</span><span class="p">,</span>
|
||||
</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a> <span class="n">to_column</span> <span class="k">as</span> <span class="n">to_column</span><span class="p">,</span>
|
||||
</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a> <span class="n">to_identifier</span> <span class="k">as</span> <span class="n">to_identifier</span><span class="p">,</span>
|
||||
</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a> <span class="n">to_table</span> <span class="k">as</span> <span class="n">to_table</span><span class="p">,</span>
|
||||
</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</span></a> <span class="n">union</span> <span class="k">as</span> <span class="n">union</span><span class="p">,</span>
|
||||
</span><span id="L-46"><a href="#L-46"><span class="linenos"> 46</span></a><span class="p">)</span>
|
||||
</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a><span class="kn">from</span> <span class="nn">sqlglot.generator</span> <span class="kn">import</span> <span class="n">Generator</span> <span class="k">as</span> <span class="n">Generator</span>
|
||||
</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a><span class="kn">from</span> <span class="nn">sqlglot.parser</span> <span class="kn">import</span> <span class="n">Parser</span> <span class="k">as</span> <span class="n">Parser</span>
|
||||
</span><span id="L-49"><a href="#L-49"><span class="linenos"> 49</span></a><span class="kn">from</span> <span class="nn">sqlglot.schema</span> <span class="kn">import</span> <span class="n">MappingSchema</span> <span class="k">as</span> <span class="n">MappingSchema</span><span class="p">,</span> <span class="n">Schema</span> <span class="k">as</span> <span class="n">Schema</span>
|
||||
</span><span id="L-50"><a href="#L-50"><span class="linenos"> 50</span></a><span class="kn">from</span> <span class="nn">sqlglot.tokens</span> <span class="kn">import</span> <span class="n">Token</span> <span class="k">as</span> <span class="n">Token</span><span class="p">,</span> <span class="n">Tokenizer</span> <span class="k">as</span> <span class="n">Tokenizer</span><span class="p">,</span> <span class="n">TokenType</span> <span class="k">as</span> <span class="n">TokenType</span>
|
||||
</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a>
|
||||
</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a><span class="k">if</span> <span class="n">t</span><span class="o">.</span><span class="n">TYPE_CHECKING</span><span class="p">:</span>
|
||||
</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="kn">from</span> <span class="nn">sqlglot._typing</span> <span class="kn">import</span> <span class="n">E</span>
|
||||
</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> <span class="kn">from</span> <span class="nn">sqlglot.dialects.dialect</span> <span class="kn">import</span> <span class="n">DialectType</span> <span class="k">as</span> <span class="n">DialectType</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><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a><span class="k">try</span><span class="p">:</span>
|
||||
</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> <span class="kn">from</span> <span class="nn">sqlglot._version</span> <span class="kn">import</span> <span class="n">__version__</span><span class="p">,</span> <span class="n">__version_tuple__</span>
|
||||
</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a><span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
|
||||
</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> <span class="n">logger</span><span class="o">.</span><span class="n">error</span><span class="p">(</span>
|
||||
</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="s2">"Unable to set __version__, run `pip install -e .` or `python setup.py develop` first."</span>
|
||||
</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="p">)</span>
|
||||
</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a>
|
||||
</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a>
|
||||
</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a><span class="n">pretty</span> <span class="o">=</span> <span class="kc">False</span>
|
||||
</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a><span class="sd">"""Whether to format generated SQL by default."""</span>
|
||||
</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a>
|
||||
</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a>
|
||||
</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a><span class="k">def</span> <span class="nf">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Token</span><span class="p">]:</span>
|
||||
</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a><span class="sd"> Tokenizes the given SQL string.</span>
|
||||
</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a>
|
||||
</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a><span class="sd"> sql: the SQL code string to tokenize.</span>
|
||||
</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a><span class="sd"> read: the SQL dialect to apply during tokenizing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a>
|
||||
</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a><span class="sd"> The resulting list of tokens.</span>
|
||||
</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">)</span>
|
||||
</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a>
|
||||
</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a>
|
||||
</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a><span class="k">def</span> <span class="nf">parse</span><span class="p">(</span>
|
||||
</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">opts</span>
|
||||
</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Expression</span><span class="p">]]:</span>
|
||||
</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a><span class="sd"> Parses the given SQL string into a collection of syntax trees, one per parsed SQL statement.</span>
|
||||
</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a>
|
||||
</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a>
|
||||
</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a><span class="sd"> The resulting syntax tree collection.</span>
|
||||
</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a>
|
||||
</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a>
|
||||
</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a><span class="nd">@t</span><span class="o">.</span><span class="n">overload</span>
|
||||
</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="o">*</span><span class="p">,</span> <span class="n">into</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span> <span class="o">...</span>
|
||||
</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a>
|
||||
</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a>
|
||||
</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a><span class="nd">@t</span><span class="o">.</span><span class="n">overload</span>
|
||||
</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="o">-></span> <span class="n">Expression</span><span class="p">:</span> <span class="o">...</span>
|
||||
</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a>
|
||||
</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a>
|
||||
</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span>
|
||||
</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <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><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="n">into</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">IntoType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">Expression</span><span class="p">:</span>
|
||||
</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a><span class="sd"> Parses the given SQL string and returns a syntax tree for the first parsed SQL statement.</span>
|
||||
</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a>
|
||||
</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a><span class="sd"> dialect: the SQL dialect (alias for read)</span>
|
||||
</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a><span class="sd"> into: the SQLGlot Expression to parse into.</span>
|
||||
</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a>
|
||||
</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a><span class="sd"> The syntax tree for the first parsed statement.</span>
|
||||
</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a>
|
||||
</span><span id="L-131"><a href="#L-131"><span class="linenos">131</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">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a><span class="n">logger</span> <span class="o">=</span> <span class="n">logging</span><span class="o">.</span><span class="n">getLogger</span><span class="p">(</span><span class="s2">"sqlglot"</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><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a><span class="k">try</span><span class="p">:</span>
|
||||
</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> <span class="kn">from</span> <span class="nn">sqlglot._version</span> <span class="kn">import</span> <span class="n">__version__</span><span class="p">,</span> <span class="n">__version_tuple__</span>
|
||||
</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a><span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
|
||||
</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="n">logger</span><span class="o">.</span><span class="n">error</span><span class="p">(</span>
|
||||
</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="s2">"Unable to set __version__, run `pip install -e .` or `python setup.py develop` first."</span>
|
||||
</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="p">)</span>
|
||||
</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a>
|
||||
</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a>
|
||||
</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a><span class="n">pretty</span> <span class="o">=</span> <span class="kc">False</span>
|
||||
</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a><span class="sd">"""Whether to format generated SQL by default."""</span>
|
||||
</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a>
|
||||
</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a>
|
||||
</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a><span class="k">def</span> <span class="nf">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Token</span><span class="p">]:</span>
|
||||
</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a><span class="sd"> Tokenizes the given SQL string.</span>
|
||||
</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a>
|
||||
</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a><span class="sd"> sql: the SQL code string to tokenize.</span>
|
||||
</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a><span class="sd"> read: the SQL dialect to apply during tokenizing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a>
|
||||
</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a><span class="sd"> The resulting list of tokens.</span>
|
||||
</span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">)</span>
|
||||
</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a>
|
||||
</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a>
|
||||
</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a><span class="k">def</span> <span class="nf">parse</span><span class="p">(</span>
|
||||
</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">opts</span>
|
||||
</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Expression</span><span class="p">]]:</span>
|
||||
</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a><span class="sd"> Parses the given SQL string into a collection of syntax trees, one per parsed SQL statement.</span>
|
||||
</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a>
|
||||
</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a>
|
||||
</span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a><span class="sd"> The resulting syntax tree collection.</span>
|
||||
</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a>
|
||||
</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a>
|
||||
</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a><span class="nd">@t</span><span class="o">.</span><span class="n">overload</span>
|
||||
</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="o">*</span><span class="p">,</span> <span class="n">into</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Type</span><span class="p">[</span><span class="n">E</span><span class="p">],</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="o">-></span> <span class="n">E</span><span class="p">:</span> <span class="o">...</span>
|
||||
</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a>
|
||||
</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a>
|
||||
</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a><span class="nd">@t</span><span class="o">.</span><span class="n">overload</span>
|
||||
</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="o">-></span> <span class="n">Expression</span><span class="p">:</span> <span class="o">...</span>
|
||||
</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a>
|
||||
</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a>
|
||||
</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span>
|
||||
</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <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><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="n">into</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">IntoType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">Expression</span><span class="p">:</span>
|
||||
</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a><span class="sd"> Parses the given SQL string and returns a syntax tree for the first parsed SQL statement.</span>
|
||||
</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a>
|
||||
</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a><span class="sd"> dialect: the SQL dialect (alias for read)</span>
|
||||
</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a><span class="sd"> into: the SQLGlot Expression to parse into.</span>
|
||||
</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a>
|
||||
</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a><span class="sd"> The syntax tree for the first parsed statement.</span>
|
||||
</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a>
|
||||
</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="k">if</span> <span class="n">into</span><span class="p">:</span>
|
||||
</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse_into</span><span class="p">(</span><span class="n">into</span><span class="p">,</span> <span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a>
|
||||
</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
|
||||
</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="p">:</span>
|
||||
</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="k">return</span> <span class="n">expression</span>
|
||||
</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a>
|
||||
</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a>
|
||||
</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a><span class="k">def</span> <span class="nf">transpile</span><span class="p">(</span>
|
||||
</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="n">write</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="n">identity</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">,</span>
|
||||
</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="n">error_level</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">ErrorLevel</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
|
||||
</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a><span class="sd"> Parses the given SQL string in accordance with the source dialect and returns a list of SQL strings transformed</span>
|
||||
</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a><span class="sd"> to conform to the target dialect. Each string in the returned list represents a single transformed SQL statement.</span>
|
||||
</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a>
|
||||
</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a><span class="sd"> sql: the SQL code string to transpile.</span>
|
||||
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a><span class="sd"> read: the source dialect used to parse the input string (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a><span class="sd"> write: the target dialect into which the input should be transformed (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a><span class="sd"> identity: if set to `True` and if the target dialect is not specified the source dialect will be used as both:</span>
|
||||
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a><span class="sd"> the source and the target dialect.</span>
|
||||
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a><span class="sd"> error_level: the desired error level of the parser.</span>
|
||||
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a><span class="sd"> **opts: other `sqlglot.generator.Generator` options.</span>
|
||||
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a>
|
||||
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a><span class="sd"> The list of transpiled SQL statements.</span>
|
||||
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="n">write</span> <span class="o">=</span> <span class="p">(</span><span class="n">read</span> <span class="k">if</span> <span class="n">write</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">write</span><span class="p">)</span> <span class="k">if</span> <span class="n">identity</span> <span class="k">else</span> <span class="n">write</span>
|
||||
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="n">write</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">write</span><span class="p">)</span>
|
||||
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="k">return</span> <span class="p">[</span>
|
||||
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="n">write</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="k">if</span> <span class="n">expression</span> <span class="k">else</span> <span class="s2">""</span>
|
||||
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">read</span><span class="p">,</span> <span class="n">error_level</span><span class="o">=</span><span class="n">error_level</span><span class="p">)</span>
|
||||
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="p">]</span>
|
||||
</span><span id="L-133"><a href="#L-133"><span class="linenos">133</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">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a>
|
||||
</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="k">if</span> <span class="n">into</span><span class="p">:</span>
|
||||
</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse_into</span><span class="p">(</span><span class="n">into</span><span class="p">,</span> <span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a>
|
||||
</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
|
||||
</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="p">:</span>
|
||||
</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="k">return</span> <span class="n">expression</span>
|
||||
</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a>
|
||||
</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a>
|
||||
</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a><span class="k">def</span> <span class="nf">transpile</span><span class="p">(</span>
|
||||
</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="n">write</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="n">identity</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">,</span>
|
||||
</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="n">error_level</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">ErrorLevel</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
|
||||
</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a><span class="sd"> Parses the given SQL string in accordance with the source dialect and returns a list of SQL strings transformed</span>
|
||||
</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a><span class="sd"> to conform to the target dialect. Each string in the returned list represents a single transformed SQL statement.</span>
|
||||
</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a>
|
||||
</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a><span class="sd"> sql: the SQL code string to transpile.</span>
|
||||
</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a><span class="sd"> read: the source dialect used to parse the input string (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a><span class="sd"> write: the target dialect into which the input should be transformed (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a><span class="sd"> identity: if set to `True` and if the target dialect is not specified the source dialect will be used as both:</span>
|
||||
</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a><span class="sd"> the source and the target dialect.</span>
|
||||
</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a><span class="sd"> error_level: the desired error level of the parser.</span>
|
||||
</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a><span class="sd"> **opts: other `sqlglot.generator.Generator` options.</span>
|
||||
</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a>
|
||||
</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a><span class="sd"> The list of transpiled SQL statements.</span>
|
||||
</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a><span class="sd"> """</span>
|
||||
</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="n">write</span> <span class="o">=</span> <span class="p">(</span><span class="n">read</span> <span class="k">if</span> <span class="n">write</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">write</span><span class="p">)</span> <span class="k">if</span> <span class="n">identity</span> <span class="k">else</span> <span class="n">write</span>
|
||||
</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="n">write</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">write</span><span class="p">)</span>
|
||||
</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="k">return</span> <span class="p">[</span>
|
||||
</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="n">write</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="k">if</span> <span class="n">expression</span> <span class="k">else</span> <span class="s2">""</span>
|
||||
</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">read</span><span class="p">,</span> <span class="n">error_level</span><span class="o">=</span><span class="n">error_level</span><span class="p">)</span>
|
||||
</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="p">]</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
@ -955,19 +957,19 @@ make check # Full test suite & linter checks
|
|||
|
||||
</div>
|
||||
<a class="headerlink" href="#tokenize"></a>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="tokenize-70"><a href="#tokenize-70"><span class="linenos">70</span></a><span class="k">def</span> <span class="nf">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Token</span><span class="p">]:</span>
|
||||
</span><span id="tokenize-71"><a href="#tokenize-71"><span class="linenos">71</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="tokenize-72"><a href="#tokenize-72"><span class="linenos">72</span></a><span class="sd"> Tokenizes the given SQL string.</span>
|
||||
</span><span id="tokenize-73"><a href="#tokenize-73"><span class="linenos">73</span></a>
|
||||
</span><span id="tokenize-74"><a href="#tokenize-74"><span class="linenos">74</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="tokenize-75"><a href="#tokenize-75"><span class="linenos">75</span></a><span class="sd"> sql: the SQL code string to tokenize.</span>
|
||||
</span><span id="tokenize-76"><a href="#tokenize-76"><span class="linenos">76</span></a><span class="sd"> read: the SQL dialect to apply during tokenizing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="tokenize-77"><a href="#tokenize-77"><span class="linenos">77</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="tokenize-78"><a href="#tokenize-78"><span class="linenos">78</span></a>
|
||||
</span><span id="tokenize-79"><a href="#tokenize-79"><span class="linenos">79</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="tokenize-80"><a href="#tokenize-80"><span class="linenos">80</span></a><span class="sd"> The resulting list of tokens.</span>
|
||||
</span><span id="tokenize-81"><a href="#tokenize-81"><span class="linenos">81</span></a><span class="sd"> """</span>
|
||||
</span><span id="tokenize-82"><a href="#tokenize-82"><span class="linenos">82</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">)</span>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="tokenize-72"><a href="#tokenize-72"><span class="linenos">72</span></a><span class="k">def</span> <span class="nf">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">Token</span><span class="p">]:</span>
|
||||
</span><span id="tokenize-73"><a href="#tokenize-73"><span class="linenos">73</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="tokenize-74"><a href="#tokenize-74"><span class="linenos">74</span></a><span class="sd"> Tokenizes the given SQL string.</span>
|
||||
</span><span id="tokenize-75"><a href="#tokenize-75"><span class="linenos">75</span></a>
|
||||
</span><span id="tokenize-76"><a href="#tokenize-76"><span class="linenos">76</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="tokenize-77"><a href="#tokenize-77"><span class="linenos">77</span></a><span class="sd"> sql: the SQL code string to tokenize.</span>
|
||||
</span><span id="tokenize-78"><a href="#tokenize-78"><span class="linenos">78</span></a><span class="sd"> read: the SQL dialect to apply during tokenizing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="tokenize-79"><a href="#tokenize-79"><span class="linenos">79</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="tokenize-80"><a href="#tokenize-80"><span class="linenos">80</span></a>
|
||||
</span><span id="tokenize-81"><a href="#tokenize-81"><span class="linenos">81</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="tokenize-82"><a href="#tokenize-82"><span class="linenos">82</span></a><span class="sd"> The resulting list of tokens.</span>
|
||||
</span><span id="tokenize-83"><a href="#tokenize-83"><span class="linenos">83</span></a><span class="sd"> """</span>
|
||||
</span><span id="tokenize-84"><a href="#tokenize-84"><span class="linenos">84</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">tokenize</span><span class="p">(</span><span class="n">sql</span><span class="p">)</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
@ -1001,22 +1003,22 @@ make check # Full test suite & linter checks
|
|||
|
||||
</div>
|
||||
<a class="headerlink" href="#parse"></a>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="parse-85"><a href="#parse-85"><span class="linenos"> 85</span></a><span class="k">def</span> <span class="nf">parse</span><span class="p">(</span>
|
||||
</span><span id="parse-86"><a href="#parse-86"><span class="linenos"> 86</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">opts</span>
|
||||
</span><span id="parse-87"><a href="#parse-87"><span class="linenos"> 87</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Expression</span><span class="p">]]:</span>
|
||||
</span><span id="parse-88"><a href="#parse-88"><span class="linenos"> 88</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="parse-89"><a href="#parse-89"><span class="linenos"> 89</span></a><span class="sd"> Parses the given SQL string into a collection of syntax trees, one per parsed SQL statement.</span>
|
||||
</span><span id="parse-90"><a href="#parse-90"><span class="linenos"> 90</span></a>
|
||||
</span><span id="parse-91"><a href="#parse-91"><span class="linenos"> 91</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="parse-92"><a href="#parse-92"><span class="linenos"> 92</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="parse-93"><a href="#parse-93"><span class="linenos"> 93</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="parse-94"><a href="#parse-94"><span class="linenos"> 94</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="parse-95"><a href="#parse-95"><span class="linenos"> 95</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="parse-96"><a href="#parse-96"><span class="linenos"> 96</span></a>
|
||||
</span><span id="parse-97"><a href="#parse-97"><span class="linenos"> 97</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="parse-98"><a href="#parse-98"><span class="linenos"> 98</span></a><span class="sd"> The resulting syntax tree collection.</span>
|
||||
</span><span id="parse-99"><a href="#parse-99"><span class="linenos"> 99</span></a><span class="sd"> """</span>
|
||||
</span><span id="parse-100"><a href="#parse-100"><span class="linenos">100</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="parse-87"><a href="#parse-87"><span class="linenos"> 87</span></a><span class="k">def</span> <span class="nf">parse</span><span class="p">(</span>
|
||||
</span><span id="parse-88"><a href="#parse-88"><span class="linenos"> 88</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">read</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="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">opts</span>
|
||||
</span><span id="parse-89"><a href="#parse-89"><span class="linenos"> 89</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">Expression</span><span class="p">]]:</span>
|
||||
</span><span id="parse-90"><a href="#parse-90"><span class="linenos"> 90</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="parse-91"><a href="#parse-91"><span class="linenos"> 91</span></a><span class="sd"> Parses the given SQL string into a collection of syntax trees, one per parsed SQL statement.</span>
|
||||
</span><span id="parse-92"><a href="#parse-92"><span class="linenos"> 92</span></a>
|
||||
</span><span id="parse-93"><a href="#parse-93"><span class="linenos"> 93</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="parse-94"><a href="#parse-94"><span class="linenos"> 94</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="parse-95"><a href="#parse-95"><span class="linenos"> 95</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="parse-96"><a href="#parse-96"><span class="linenos"> 96</span></a><span class="sd"> dialect: the SQL dialect (alias for read).</span>
|
||||
</span><span id="parse-97"><a href="#parse-97"><span class="linenos"> 97</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="parse-98"><a href="#parse-98"><span class="linenos"> 98</span></a>
|
||||
</span><span id="parse-99"><a href="#parse-99"><span class="linenos"> 99</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="parse-100"><a href="#parse-100"><span class="linenos">100</span></a><span class="sd"> The resulting syntax tree collection.</span>
|
||||
</span><span id="parse-101"><a href="#parse-101"><span class="linenos">101</span></a><span class="sd"> """</span>
|
||||
</span><span id="parse-102"><a href="#parse-102"><span class="linenos">102</span></a> <span class="k">return</span> <span class="n">Dialect</span><span class="o">.</span><span class="n">get_or_raise</span><span class="p">(</span><span class="n">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
@ -1051,40 +1053,40 @@ make check # Full test suite & linter checks
|
|||
|
||||
</div>
|
||||
<a class="headerlink" href="#parse_one"></a>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="parse_one-111"><a href="#parse_one-111"><span class="linenos">111</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span>
|
||||
</span><span id="parse_one-112"><a href="#parse_one-112"><span class="linenos">112</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="parse_one-113"><a href="#parse_one-113"><span class="linenos">113</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="parse_one-114"><a href="#parse_one-114"><span class="linenos">114</span></a> <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><span id="parse_one-115"><a href="#parse_one-115"><span class="linenos">115</span></a> <span class="n">into</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">IntoType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="parse_one-116"><a href="#parse_one-116"><span class="linenos">116</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="parse_one-117"><a href="#parse_one-117"><span class="linenos">117</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">Expression</span><span class="p">:</span>
|
||||
</span><span id="parse_one-118"><a href="#parse_one-118"><span class="linenos">118</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="parse_one-119"><a href="#parse_one-119"><span class="linenos">119</span></a><span class="sd"> Parses the given SQL string and returns a syntax tree for the first parsed SQL statement.</span>
|
||||
</span><span id="parse_one-120"><a href="#parse_one-120"><span class="linenos">120</span></a>
|
||||
</span><span id="parse_one-121"><a href="#parse_one-121"><span class="linenos">121</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="parse_one-122"><a href="#parse_one-122"><span class="linenos">122</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="parse_one-123"><a href="#parse_one-123"><span class="linenos">123</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="parse_one-124"><a href="#parse_one-124"><span class="linenos">124</span></a><span class="sd"> dialect: the SQL dialect (alias for read)</span>
|
||||
</span><span id="parse_one-125"><a href="#parse_one-125"><span class="linenos">125</span></a><span class="sd"> into: the SQLGlot Expression to parse into.</span>
|
||||
</span><span id="parse_one-126"><a href="#parse_one-126"><span class="linenos">126</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="parse_one-127"><a href="#parse_one-127"><span class="linenos">127</span></a>
|
||||
</span><span id="parse_one-128"><a href="#parse_one-128"><span class="linenos">128</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="parse_one-129"><a href="#parse_one-129"><span class="linenos">129</span></a><span class="sd"> The syntax tree for the first parsed statement.</span>
|
||||
</span><span id="parse_one-130"><a href="#parse_one-130"><span class="linenos">130</span></a><span class="sd"> """</span>
|
||||
</span><span id="parse_one-131"><a href="#parse_one-131"><span class="linenos">131</span></a>
|
||||
</span><span id="parse_one-132"><a href="#parse_one-132"><span class="linenos">132</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">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="parse_one-113"><a href="#parse_one-113"><span class="linenos">113</span></a><span class="k">def</span> <span class="nf">parse_one</span><span class="p">(</span>
|
||||
</span><span id="parse_one-114"><a href="#parse_one-114"><span class="linenos">114</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="parse_one-115"><a href="#parse_one-115"><span class="linenos">115</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="parse_one-116"><a href="#parse_one-116"><span class="linenos">116</span></a> <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><span id="parse_one-117"><a href="#parse_one-117"><span class="linenos">117</span></a> <span class="n">into</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">exp</span><span class="o">.</span><span class="n">IntoType</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="parse_one-118"><a href="#parse_one-118"><span class="linenos">118</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="parse_one-119"><a href="#parse_one-119"><span class="linenos">119</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">Expression</span><span class="p">:</span>
|
||||
</span><span id="parse_one-120"><a href="#parse_one-120"><span class="linenos">120</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="parse_one-121"><a href="#parse_one-121"><span class="linenos">121</span></a><span class="sd"> Parses the given SQL string and returns a syntax tree for the first parsed SQL statement.</span>
|
||||
</span><span id="parse_one-122"><a href="#parse_one-122"><span class="linenos">122</span></a>
|
||||
</span><span id="parse_one-123"><a href="#parse_one-123"><span class="linenos">123</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="parse_one-124"><a href="#parse_one-124"><span class="linenos">124</span></a><span class="sd"> sql: the SQL code string to parse.</span>
|
||||
</span><span id="parse_one-125"><a href="#parse_one-125"><span class="linenos">125</span></a><span class="sd"> read: the SQL dialect to apply during parsing (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="parse_one-126"><a href="#parse_one-126"><span class="linenos">126</span></a><span class="sd"> dialect: the SQL dialect (alias for read)</span>
|
||||
</span><span id="parse_one-127"><a href="#parse_one-127"><span class="linenos">127</span></a><span class="sd"> into: the SQLGlot Expression to parse into.</span>
|
||||
</span><span id="parse_one-128"><a href="#parse_one-128"><span class="linenos">128</span></a><span class="sd"> **opts: other `sqlglot.parser.Parser` options.</span>
|
||||
</span><span id="parse_one-129"><a href="#parse_one-129"><span class="linenos">129</span></a>
|
||||
</span><span id="parse_one-130"><a href="#parse_one-130"><span class="linenos">130</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="parse_one-131"><a href="#parse_one-131"><span class="linenos">131</span></a><span class="sd"> The syntax tree for the first parsed statement.</span>
|
||||
</span><span id="parse_one-132"><a href="#parse_one-132"><span class="linenos">132</span></a><span class="sd"> """</span>
|
||||
</span><span id="parse_one-133"><a href="#parse_one-133"><span class="linenos">133</span></a>
|
||||
</span><span id="parse_one-134"><a href="#parse_one-134"><span class="linenos">134</span></a> <span class="k">if</span> <span class="n">into</span><span class="p">:</span>
|
||||
</span><span id="parse_one-135"><a href="#parse_one-135"><span class="linenos">135</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse_into</span><span class="p">(</span><span class="n">into</span><span class="p">,</span> <span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="parse_one-136"><a href="#parse_one-136"><span class="linenos">136</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="parse_one-137"><a href="#parse_one-137"><span class="linenos">137</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="parse_one-138"><a href="#parse_one-138"><span class="linenos">138</span></a>
|
||||
</span><span id="parse_one-139"><a href="#parse_one-139"><span class="linenos">139</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
|
||||
</span><span id="parse_one-140"><a href="#parse_one-140"><span class="linenos">140</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="p">:</span>
|
||||
</span><span id="parse_one-141"><a href="#parse_one-141"><span class="linenos">141</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span><span id="parse_one-142"><a href="#parse_one-142"><span class="linenos">142</span></a> <span class="k">return</span> <span class="n">expression</span>
|
||||
</span><span id="parse_one-143"><a href="#parse_one-143"><span class="linenos">143</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="parse_one-144"><a href="#parse_one-144"><span class="linenos">144</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span><span id="parse_one-134"><a href="#parse_one-134"><span class="linenos">134</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">read</span> <span class="ow">or</span> <span class="n">dialect</span><span class="p">)</span>
|
||||
</span><span id="parse_one-135"><a href="#parse_one-135"><span class="linenos">135</span></a>
|
||||
</span><span id="parse_one-136"><a href="#parse_one-136"><span class="linenos">136</span></a> <span class="k">if</span> <span class="n">into</span><span class="p">:</span>
|
||||
</span><span id="parse_one-137"><a href="#parse_one-137"><span class="linenos">137</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse_into</span><span class="p">(</span><span class="n">into</span><span class="p">,</span> <span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="parse_one-138"><a href="#parse_one-138"><span class="linenos">138</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="parse_one-139"><a href="#parse_one-139"><span class="linenos">139</span></a> <span class="n">result</span> <span class="o">=</span> <span class="n">dialect</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span>
|
||||
</span><span id="parse_one-140"><a href="#parse_one-140"><span class="linenos">140</span></a>
|
||||
</span><span id="parse_one-141"><a href="#parse_one-141"><span class="linenos">141</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">result</span><span class="p">:</span>
|
||||
</span><span id="parse_one-142"><a href="#parse_one-142"><span class="linenos">142</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">expression</span><span class="p">:</span>
|
||||
</span><span id="parse_one-143"><a href="#parse_one-143"><span class="linenos">143</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span><span id="parse_one-144"><a href="#parse_one-144"><span class="linenos">144</span></a> <span class="k">return</span> <span class="n">expression</span>
|
||||
</span><span id="parse_one-145"><a href="#parse_one-145"><span class="linenos">145</span></a> <span class="k">else</span><span class="p">:</span>
|
||||
</span><span id="parse_one-146"><a href="#parse_one-146"><span class="linenos">146</span></a> <span class="k">raise</span> <span class="n">ParseError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"No expression was parsed from '</span><span class="si">{</span><span class="n">sql</span><span class="si">}</span><span class="s2">'"</span><span class="p">)</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
@ -1120,36 +1122,36 @@ make check # Full test suite & linter checks
|
|||
|
||||
</div>
|
||||
<a class="headerlink" href="#transpile"></a>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="transpile-147"><a href="#transpile-147"><span class="linenos">147</span></a><span class="k">def</span> <span class="nf">transpile</span><span class="p">(</span>
|
||||
</span><span id="transpile-148"><a href="#transpile-148"><span class="linenos">148</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="transpile-149"><a href="#transpile-149"><span class="linenos">149</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="transpile-150"><a href="#transpile-150"><span class="linenos">150</span></a> <span class="n">write</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="transpile-151"><a href="#transpile-151"><span class="linenos">151</span></a> <span class="n">identity</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">,</span>
|
||||
</span><span id="transpile-152"><a href="#transpile-152"><span class="linenos">152</span></a> <span class="n">error_level</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">ErrorLevel</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="transpile-153"><a href="#transpile-153"><span class="linenos">153</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="transpile-154"><a href="#transpile-154"><span class="linenos">154</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
|
||||
</span><span id="transpile-155"><a href="#transpile-155"><span class="linenos">155</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="transpile-156"><a href="#transpile-156"><span class="linenos">156</span></a><span class="sd"> Parses the given SQL string in accordance with the source dialect and returns a list of SQL strings transformed</span>
|
||||
</span><span id="transpile-157"><a href="#transpile-157"><span class="linenos">157</span></a><span class="sd"> to conform to the target dialect. Each string in the returned list represents a single transformed SQL statement.</span>
|
||||
</span><span id="transpile-158"><a href="#transpile-158"><span class="linenos">158</span></a>
|
||||
</span><span id="transpile-159"><a href="#transpile-159"><span class="linenos">159</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="transpile-160"><a href="#transpile-160"><span class="linenos">160</span></a><span class="sd"> sql: the SQL code string to transpile.</span>
|
||||
</span><span id="transpile-161"><a href="#transpile-161"><span class="linenos">161</span></a><span class="sd"> read: the source dialect used to parse the input string (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="transpile-162"><a href="#transpile-162"><span class="linenos">162</span></a><span class="sd"> write: the target dialect into which the input should be transformed (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="transpile-163"><a href="#transpile-163"><span class="linenos">163</span></a><span class="sd"> identity: if set to `True` and if the target dialect is not specified the source dialect will be used as both:</span>
|
||||
</span><span id="transpile-164"><a href="#transpile-164"><span class="linenos">164</span></a><span class="sd"> the source and the target dialect.</span>
|
||||
</span><span id="transpile-165"><a href="#transpile-165"><span class="linenos">165</span></a><span class="sd"> error_level: the desired error level of the parser.</span>
|
||||
</span><span id="transpile-166"><a href="#transpile-166"><span class="linenos">166</span></a><span class="sd"> **opts: other `sqlglot.generator.Generator` options.</span>
|
||||
</span><span id="transpile-167"><a href="#transpile-167"><span class="linenos">167</span></a>
|
||||
</span><span id="transpile-168"><a href="#transpile-168"><span class="linenos">168</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="transpile-169"><a href="#transpile-169"><span class="linenos">169</span></a><span class="sd"> The list of transpiled SQL statements.</span>
|
||||
</span><span id="transpile-170"><a href="#transpile-170"><span class="linenos">170</span></a><span class="sd"> """</span>
|
||||
</span><span id="transpile-171"><a href="#transpile-171"><span class="linenos">171</span></a> <span class="n">write</span> <span class="o">=</span> <span class="p">(</span><span class="n">read</span> <span class="k">if</span> <span class="n">write</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">write</span><span class="p">)</span> <span class="k">if</span> <span class="n">identity</span> <span class="k">else</span> <span class="n">write</span>
|
||||
</span><span id="transpile-172"><a href="#transpile-172"><span class="linenos">172</span></a> <span class="n">write</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">write</span><span class="p">)</span>
|
||||
</span><span id="transpile-173"><a href="#transpile-173"><span class="linenos">173</span></a> <span class="k">return</span> <span class="p">[</span>
|
||||
</span><span id="transpile-174"><a href="#transpile-174"><span class="linenos">174</span></a> <span class="n">write</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="k">if</span> <span class="n">expression</span> <span class="k">else</span> <span class="s2">""</span>
|
||||
</span><span id="transpile-175"><a href="#transpile-175"><span class="linenos">175</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">read</span><span class="p">,</span> <span class="n">error_level</span><span class="o">=</span><span class="n">error_level</span><span class="p">)</span>
|
||||
</span><span id="transpile-176"><a href="#transpile-176"><span class="linenos">176</span></a> <span class="p">]</span>
|
||||
<div class="pdoc-code codehilite"><pre><span></span><span id="transpile-149"><a href="#transpile-149"><span class="linenos">149</span></a><span class="k">def</span> <span class="nf">transpile</span><span class="p">(</span>
|
||||
</span><span id="transpile-150"><a href="#transpile-150"><span class="linenos">150</span></a> <span class="n">sql</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span>
|
||||
</span><span id="transpile-151"><a href="#transpile-151"><span class="linenos">151</span></a> <span class="n">read</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="transpile-152"><a href="#transpile-152"><span class="linenos">152</span></a> <span class="n">write</span><span class="p">:</span> <span class="n">DialectType</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="transpile-153"><a href="#transpile-153"><span class="linenos">153</span></a> <span class="n">identity</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">,</span>
|
||||
</span><span id="transpile-154"><a href="#transpile-154"><span class="linenos">154</span></a> <span class="n">error_level</span><span class="p">:</span> <span class="n">t</span><span class="o">.</span><span class="n">Optional</span><span class="p">[</span><span class="n">ErrorLevel</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
||||
</span><span id="transpile-155"><a href="#transpile-155"><span class="linenos">155</span></a> <span class="o">**</span><span class="n">opts</span><span class="p">,</span>
|
||||
</span><span id="transpile-156"><a href="#transpile-156"><span class="linenos">156</span></a><span class="p">)</span> <span class="o">-></span> <span class="n">t</span><span class="o">.</span><span class="n">List</span><span class="p">[</span><span class="nb">str</span><span class="p">]:</span>
|
||||
</span><span id="transpile-157"><a href="#transpile-157"><span class="linenos">157</span></a><span class="w"> </span><span class="sd">"""</span>
|
||||
</span><span id="transpile-158"><a href="#transpile-158"><span class="linenos">158</span></a><span class="sd"> Parses the given SQL string in accordance with the source dialect and returns a list of SQL strings transformed</span>
|
||||
</span><span id="transpile-159"><a href="#transpile-159"><span class="linenos">159</span></a><span class="sd"> to conform to the target dialect. Each string in the returned list represents a single transformed SQL statement.</span>
|
||||
</span><span id="transpile-160"><a href="#transpile-160"><span class="linenos">160</span></a>
|
||||
</span><span id="transpile-161"><a href="#transpile-161"><span class="linenos">161</span></a><span class="sd"> Args:</span>
|
||||
</span><span id="transpile-162"><a href="#transpile-162"><span class="linenos">162</span></a><span class="sd"> sql: the SQL code string to transpile.</span>
|
||||
</span><span id="transpile-163"><a href="#transpile-163"><span class="linenos">163</span></a><span class="sd"> read: the source dialect used to parse the input string (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="transpile-164"><a href="#transpile-164"><span class="linenos">164</span></a><span class="sd"> write: the target dialect into which the input should be transformed (eg. "spark", "hive", "presto", "mysql").</span>
|
||||
</span><span id="transpile-165"><a href="#transpile-165"><span class="linenos">165</span></a><span class="sd"> identity: if set to `True` and if the target dialect is not specified the source dialect will be used as both:</span>
|
||||
</span><span id="transpile-166"><a href="#transpile-166"><span class="linenos">166</span></a><span class="sd"> the source and the target dialect.</span>
|
||||
</span><span id="transpile-167"><a href="#transpile-167"><span class="linenos">167</span></a><span class="sd"> error_level: the desired error level of the parser.</span>
|
||||
</span><span id="transpile-168"><a href="#transpile-168"><span class="linenos">168</span></a><span class="sd"> **opts: other `sqlglot.generator.Generator` options.</span>
|
||||
</span><span id="transpile-169"><a href="#transpile-169"><span class="linenos">169</span></a>
|
||||
</span><span id="transpile-170"><a href="#transpile-170"><span class="linenos">170</span></a><span class="sd"> Returns:</span>
|
||||
</span><span id="transpile-171"><a href="#transpile-171"><span class="linenos">171</span></a><span class="sd"> The list of transpiled SQL statements.</span>
|
||||
</span><span id="transpile-172"><a href="#transpile-172"><span class="linenos">172</span></a><span class="sd"> """</span>
|
||||
</span><span id="transpile-173"><a href="#transpile-173"><span class="linenos">173</span></a> <span class="n">write</span> <span class="o">=</span> <span class="p">(</span><span class="n">read</span> <span class="k">if</span> <span class="n">write</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">write</span><span class="p">)</span> <span class="k">if</span> <span class="n">identity</span> <span class="k">else</span> <span class="n">write</span>
|
||||
</span><span id="transpile-174"><a href="#transpile-174"><span class="linenos">174</span></a> <span class="n">write</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">write</span><span class="p">)</span>
|
||||
</span><span id="transpile-175"><a href="#transpile-175"><span class="linenos">175</span></a> <span class="k">return</span> <span class="p">[</span>
|
||||
</span><span id="transpile-176"><a href="#transpile-176"><span class="linenos">176</span></a> <span class="n">write</span><span class="o">.</span><span class="n">generate</span><span class="p">(</span><span class="n">expression</span><span class="p">,</span> <span class="n">copy</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="o">**</span><span class="n">opts</span><span class="p">)</span> <span class="k">if</span> <span class="n">expression</span> <span class="k">else</span> <span class="s2">""</span>
|
||||
</span><span id="transpile-177"><a href="#transpile-177"><span class="linenos">177</span></a> <span class="k">for</span> <span class="n">expression</span> <span class="ow">in</span> <span class="n">parse</span><span class="p">(</span><span class="n">sql</span><span class="p">,</span> <span class="n">read</span><span class="p">,</span> <span class="n">error_level</span><span class="o">=</span><span class="n">error_level</span><span class="p">)</span>
|
||||
</span><span id="transpile-178"><a href="#transpile-178"><span class="linenos">178</span></a> <span class="p">]</span>
|
||||
</span></pre></div>
|
||||
|
||||
|
||||
|
|
|
|||
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