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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="`ExtensionAnalyzerRule`s transform `LogicalPlan`s in some way to make the plan valid prior to the rest of the DataFusion optimization process. It’s an extension of datafusion [`AnalyzerRule`]s but accepts `QueryEngineContext` as the second parameter."><title>ExtensionAnalyzerRule in query::optimizer - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-e56847b5.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="query" data-themes="" data-resource-suffix="" data-rustdoc-version="1.92.0-nightly (fa3155a64 2025-09-30)" data-channel="nightly" data-search-js="search-e256b49e.js" data-stringdex-js="stringdex-828709d0.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-ce535bd0.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">ExtensionAnalyzerRule</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.0.0-beta.3</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Extension<wbr>Analyzer<wbr>Rule</a></h2><h3><a href="#required-methods">Required Methods</a></h3><ul class="block"><li><a href="#tymethod.analyze" title="analyze">analyze</a></li></ul><h3><a href="#implementors">Implementors</a></h3></section><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>optimizer</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">optimizer</a></div><h1>Trait <span class="trait">Extension<wbr>Analyzer<wbr>Rule</span> <button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/query/optimizer.rs.html#37-45">Source</a> </span></div><pre class="rust item-decl"><code>pub trait ExtensionAnalyzerRule {
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// Required method
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fn <a href="#tymethod.analyze" class="fn">analyze</a>(
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&self,
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plan: LogicalPlan,
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ctx: &<a class="struct" href="../query_engine/struct.QueryEngineContext.html" title="struct query::query_engine::QueryEngineContext">QueryEngineContext</a>,
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config: &ConfigOptions,
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) -> Result<LogicalPlan>;
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}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p><a href="trait.ExtensionAnalyzerRule.html" title="trait query::optimizer::ExtensionAnalyzerRule"><code>ExtensionAnalyzerRule</code></a>s transform [<code>LogicalPlan</code>]s in some way to make
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the plan valid prior to the rest of the DataFusion optimization process.
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It’s an extension of datafusion [<code>AnalyzerRule</code>]s but accepts <a href="../query_engine/struct.QueryEngineContext.html" title="struct query::query_engine::QueryEngineContext"><code>QueryEngineContext</code></a> as the second parameter.</p>
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</div></details><h2 id="required-methods" class="section-header">Required Methods<a href="#required-methods" class="anchor">§</a></h2><div class="methods"><details class="toggle method-toggle" open><summary><section id="tymethod.analyze" class="method"><a class="src rightside" href="../../src/query/optimizer.rs.html#39-44">Source</a><h4 class="code-header">fn <a href="#tymethod.analyze" class="fn">analyze</a>(
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&self,
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plan: LogicalPlan,
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ctx: &<a class="struct" href="../query_engine/struct.QueryEngineContext.html" title="struct query::query_engine::QueryEngineContext">QueryEngineContext</a>,
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config: &ConfigOptions,
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) -> Result<LogicalPlan></h4></section></summary><div class="docblock"><p>Rewrite <code>plan</code></p>
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</div></details></div><h2 id="implementors" class="section-header">Implementors<a href="#implementors" class="anchor">§</a></h2><div id="implementors-list"><section id="impl-ExtensionAnalyzerRule-for-TypeConversionRule" class="impl"><a class="src rightside" href="../../src/query/optimizer/type_conversion.rs.html#39-123">Source</a><a href="#impl-ExtensionAnalyzerRule-for-TypeConversionRule" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="trait.ExtensionAnalyzerRule.html" title="trait query::optimizer::ExtensionAnalyzerRule">ExtensionAnalyzerRule</a> for <a class="struct" href="type_conversion/struct.TypeConversionRule.html" title="struct query::optimizer::type_conversion::TypeConversionRule">TypeConversionRule</a></h3></section></div><script src="../../trait.impl/query/optimizer/trait.ExtensionAnalyzerRule.js" async></script></section></div></main></body></html> |