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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="API documentation for the Rust `NODE` constant in crate `query`."><title>NODE in query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 constant"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">NODE</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>analyze</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">analyze</a></div><h1>Constant <span class="constant">NODE</span>&nbsp;<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/analyze.rs.html#46">Source</a> </span></div><pre class="rust item-decl"><code>const NODE: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.str.html">str</a> = &quot;node&quot;;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `PLAN` constant in crate `query`."><title>PLAN in query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 constant"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">PLAN</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>analyze</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">analyze</a></div><h1>Constant <span class="constant">PLAN</span>&nbsp;<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/analyze.rs.html#47">Source</a> </span></div><pre class="rust item-decl"><code>const PLAN: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.str.html">str</a> = &quot;plan&quot;;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `STAGE` constant in crate `query`."><title>STAGE in query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 constant"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">STAGE</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>analyze</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">analyze</a></div><h1>Constant <span class="constant">STAGE</span>&nbsp;<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/analyze.rs.html#45">Source</a> </span></div><pre class="rust item-decl"><code>const STAGE: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.str.html">str</a> = &quot;stage&quot;;</code></pre></section></div></main></body></html>
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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="Returns verbose analyze metrics as JSON values using the same `JsonMetrics` shape as `EXPLAIN ANALYZE VERBOSE FORMAT JSON`."><title>analyze_plan_metrics_to_json_value in query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">analyze_plan_metrics_to_json_value</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>analyze</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">analyze</a></div><h1>Function <span class="fn">analyze_<wbr>plan_<wbr>metrics_<wbr>to_<wbr>json_<wbr>value</span>&nbsp;<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/analyze.rs.html#108-140">Source</a> </span></div><pre class="rust item-decl"><code>pub fn analyze_plan_metrics_to_json_value(
plan: &amp;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn ExecutionPlan&gt;,
verbose: <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.bool.html">bool</a>,
) -&gt; <a class="type" href="https://docs.rs/serde_json/1.0.149/serde_json/error/type.Result.html" title="type serde_json::error::Result">Result</a>&lt;<a class="enum" href="https://docs.rs/serde_json/1.0.149/serde_json/value/enum.Value.html" title="enum serde_json::value::Value">Value</a>&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Returns verbose analyze metrics as JSON values using the same <code>JsonMetrics</code> shape
as <code>EXPLAIN ANALYZE VERBOSE FORMAT JSON</code>.</p>
<p>This reads metrics directly from a running physical plan for the experimental
HTTP analyze stream. It is a best-effort diagnostic live snapshot, not a
transactionally consistent snapshot; metric values may change while this
function traverses the plan.</p>
</div></details></section></div></main></body></html>
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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="Creates the output of AnalyzeExec as a RecordBatch"><title>create_output_batch in query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">create_output_batch</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>analyze</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">analyze</a></div><h1>Function <span class="fn">create_<wbr>output_<wbr>batch</span>&nbsp;<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/analyze.rs.html#292-327">Source</a> </span></div><pre class="rust item-decl"><code>fn create_output_batch(
total_rows: <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.usize.html">usize</a>,
input: <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn ExecutionPlan&gt;,
schema: SchemaRef,
format: AnalyzeFormat,
verbose: <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.bool.html">bool</a>,
) -&gt; Result&lt;DfRecordBatch&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Creates the output of AnalyzeExec as a RecordBatch</p>
</div></details></section></div></main></body></html>
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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="Fixed output schema of `DistAnalyzeExec`, for `Describe` handlers: execution rewrites the plan in `optimize_physical_plan`, so this schema differs from the logical `Analyze` plan’s."><title>dist_analyze_output_schema in query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">dist_analyze_output_schema</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>analyze</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">analyze</a></div><h1>Function <span class="fn">dist_<wbr>analyze_<wbr>output_<wbr>schema</span>&nbsp;<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/analyze.rs.html#52-58">Source</a> </span></div><pre class="rust item-decl"><code>pub fn dist_analyze_output_schema() -&gt; SchemaRef</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Fixed output schema of <a href="struct.DistAnalyzeExec.html" title="struct query::analyze::DistAnalyzeExec"><code>DistAnalyzeExec</code></a>, for <code>Describe</code> handlers:
execution rewrites the plan in <code>optimize_physical_plan</code>, so this schema
differs from the logical <code>Analyze</code> plan’s.</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `metrics_to_string` fn in crate `query`."><title>metrics_to_string in query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">metrics_to_string</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>analyze</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">analyze</a></div><h1>Function <span class="fn">metrics_<wbr>to_<wbr>string</span>&nbsp;<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/analyze.rs.html#329-337">Source</a> </span></div><pre class="rust item-decl"><code>fn metrics_to_string(
metrics: RecordBatchMetrics,
format: AnalyzeFormat,
) -&gt; Result&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>&gt;</code></pre></section></div></main></body></html>
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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="Customized `ANALYZE` plan that aware of MergeScanExec."><title>query::analyze - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module analyze</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module analyze</a></h2><h3><a href="#structs">Module Items</a></h3><ul class="block"><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#constants" title="Constants">Constants</a></li><li><a href="#functions" title="Functions">Functions</a></li></ul></section><div id="rustdoc-modnav"><h2 class="in-crate"><a href="../index.html">In crate query</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a></div><h1>Module <span>analyze</span>&nbsp;<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/analyze.rs.html#15-562">Source</a> </span></div><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Customized <code>ANALYZE</code> plan that aware of <a href="../dist_plan/struct.MergeScanExec.html" title="struct query::dist_plan::MergeScanExec">MergeScanExec</a>.</p>
<p>The code skeleton is taken from <code>datafusion/physical-plan/src/analyze.rs</code></p>
</div></details><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.AnalyzeOutputBuilder.html" title="struct query::analyze::AnalyzeOutputBuilder">Analyze<wbr>Output<wbr>Builder</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Build the result [<code>DfRecordBatch</code>] of <code>ANALYZE</code></dd><dt><a class="struct" href="struct.DistAnalyzeExec.html" title="struct query::analyze::DistAnalyzeExec">Dist<wbr>Analyze<wbr>Exec</a></dt><dt><a class="struct" href="struct.JsonMetrics.html" title="struct query::analyze::JsonMetrics">Json<wbr>Metrics</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl><h2 id="constants" class="section-header">Constants<a href="#constants" class="anchor">§</a></h2><dl class="item-table"><dt><a class="constant" href="constant.NODE.html" title="constant query::analyze::NODE">NODE</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.PLAN.html" title="constant query::analyze::PLAN">PLAN</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="constant" href="constant.STAGE.html" title="constant query::analyze::STAGE">STAGE</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.analyze_plan_metrics_to_json_value.html" title="fn query::analyze::analyze_plan_metrics_to_json_value">analyze_<wbr>plan_<wbr>metrics_<wbr>to_<wbr>json_<wbr>value</a></dt><dd>Returns verbose analyze metrics as JSON values using the same <code>JsonMetrics</code> shape
as <code>EXPLAIN ANALYZE VERBOSE FORMAT JSON</code>.</dd><dt><a class="fn" href="fn.create_output_batch.html" title="fn query::analyze::create_output_batch">create_<wbr>output_<wbr>batch</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Creates the output of AnalyzeExec as a RecordBatch</dd><dt><a class="fn" href="fn.dist_analyze_output_schema.html" title="fn query::analyze::dist_analyze_output_schema">dist_<wbr>analyze_<wbr>output_<wbr>schema</a></dt><dd>Fixed output schema of <a href="struct.DistAnalyzeExec.html" title="struct query::analyze::DistAnalyzeExec"><code>DistAnalyzeExec</code></a>, for <code>Describe</code> handlers:
execution rewrites the plan in <code>optimize_physical_plan</code>, so this schema
differs from the logical <code>Analyze</code> plan’s.</dd><dt><a class="fn" href="fn.metrics_to_string.html" title="fn query::analyze::metrics_to_string">metrics_<wbr>to_<wbr>string</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl></section></div></main></body></html>
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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="Whether to fallback to the original plan when failed to push down."><title>QUERY_FALLBACK_HINT in query::datafusion - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 constant"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">QUERY_FALLBACK_HINT</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">datafusion</a></div><h1>Constant <span class="constant">QUERY_<wbr>FALLBACK_<wbr>HINT</span>&nbsp;<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/datafusion.rs.html#82">Source</a> </span></div><pre class="rust item-decl"><code>pub const QUERY_FALLBACK_HINT: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.str.html">str</a> = &quot;query_fallback&quot;;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Whether to fallback to the original plan when failed to push down.</p>
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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="Query parallelism hint key. This hint can be set in the query context to control the parallelism of the query execution."><title>QUERY_PARALLELISM_HINT in query::datafusion - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 constant"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">QUERY_PARALLELISM_HINT</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">datafusion</a></div><h1>Constant <span class="constant">QUERY_<wbr>PARALLELISM_<wbr>HINT</span>&nbsp;<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/datafusion.rs.html#79">Source</a> </span></div><pre class="rust item-decl"><code>pub const QUERY_PARALLELISM_HINT: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.str.html">str</a> = &quot;query_parallelism&quot;;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Query parallelism hint key.
This hint can be set in the query context to control the parallelism of the query execution.</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `error` mod in crate `query`."><title>query::datafusion::error - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module error</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module error</a></h2><h3><a href="#structs">Module Items</a></h3><ul class="block"><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#enums" title="Enums">Enums</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="../index.html">In query::<wbr>datafusion</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a></div><h1>Module <span>error</span>&nbsp;<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/datafusion/error.rs.html#15-47">Source</a> </span></div><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.ConvertDfRecordBatchStreamSnafu.html" title="struct query::datafusion::error::ConvertDfRecordBatchStreamSnafu">Convert<wbr>DfRecord<wbr>Batch<wbr>Stream<wbr>Snafu</a></dt><dd>SNAFU context selector for the <code>InnerError::ConvertDfRecordBatchStream</code> variant</dd></dl><h2 id="enums" class="section-header">Enums<a href="#enums" class="anchor">§</a></h2><dl class="item-table"><dt><a class="enum" href="enum.InnerError.html" title="enum query::datafusion::error::InnerError">Inner<wbr>Error</a></dt><dd>Inner error of datafusion based query engine.</dd></dl></section></div></main></body></html>
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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="API documentation for the Rust `query_load_region_id` fn in crate `query`."><title>query_load_region_id in query::datafusion - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">query_load_region_id</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">datafusion</a></div><h1>Function <span class="fn">query_<wbr>load_<wbr>region_<wbr>id</span>&nbsp;<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/datafusion.rs.html#84-103">Source</a> </span></div><pre class="rust item-decl"><code>fn query_load_region_id(plan: &amp;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn ExecutionPlan&gt;) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.u64.html">u64</a>&gt;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `query_stat_counters` fn in crate `query`."><title>query_stat_counters in query::datafusion - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">query_stat_counters</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a>::<wbr><a href="index.html">datafusion</a></div><h1>Function <span class="fn">query_<wbr>stat_<wbr>counters</span>&nbsp;<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/datafusion.rs.html#113-140">Source</a> </span></div><pre class="rust item-decl"><code>fn query_stat_counters(
plan: &amp;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn ExecutionPlan&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;RegionQueryStatCounters&gt;</code></pre></section></div></main></body></html>
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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="Planner, QueryEngine implementations based on DataFusion."><title>query::datafusion - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module datafusion</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module datafusion</a></h2><h3><a href="#modules">Module Items</a></h3><ul class="block"><li><a href="#modules" title="Modules">Modules</a></li><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#constants" title="Constants">Constants</a></li><li><a href="#functions" title="Functions">Functions</a></li></ul></section><div id="rustdoc-modnav"><h2 class="in-crate"><a href="../index.html">In crate query</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">query</a></div><h1>Module <span>datafusion</span>&nbsp;<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/datafusion.rs.html#15-1696">Source</a> </span></div><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Planner, QueryEngine implementations based on DataFusion.</p>
</div></details><h2 id="modules" class="section-header">Modules<a href="#modules" class="anchor">§</a></h2><dl class="item-table"><dt><a class="mod" href="error/index.html" title="mod query::datafusion::error">error</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="mod" href="json_expr_planner/index.html" title="mod query::datafusion::json_expr_planner">json_<wbr>expr_<wbr>planner</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="mod" href="pg_oid_alias_expr_planner/index.html" title="mod query::datafusion::pg_oid_alias_expr_planner">pg_<wbr>oid_<wbr>alias_<wbr>expr_<wbr>planner</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="mod" href="planner/index.html" title="mod query::datafusion::planner">planner</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.DatafusionQueryEngine.html" title="struct query::datafusion::DatafusionQueryEngine">Datafusion<wbr>Query<wbr>Engine</a></dt><dt><a class="struct" href="struct.DfContextProviderAdapter.html" title="struct query::datafusion::DfContextProviderAdapter">DfContext<wbr>Provider<wbr>Adapter</a></dt></dl><h2 id="constants" class="section-header">Constants<a href="#constants" class="anchor">§</a></h2><dl class="item-table"><dt><a class="constant" href="constant.QUERY_FALLBACK_HINT.html" title="constant query::datafusion::QUERY_FALLBACK_HINT">QUERY_<wbr>FALLBACK_<wbr>HINT</a></dt><dd>Whether to fallback to the original plan when failed to push down.</dd><dt><a class="constant" href="constant.QUERY_PARALLELISM_HINT.html" title="constant query::datafusion::QUERY_PARALLELISM_HINT">QUERY_<wbr>PARALLELISM_<wbr>HINT</a></dt><dd>Query parallelism hint key.
This hint can be set in the query context to control the parallelism of the query execution.</dd></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.query_load_region_id.html" title="fn query::datafusion::query_load_region_id">query_<wbr>load_<wbr>region_<wbr>id</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.query_stat_counters.html" title="fn query::datafusion::query_stat_counters">query_<wbr>stat_<wbr>counters</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl></section></div></main></body></html>
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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="Sets the native read type for an exact hinted object path. Both SQL syntaxes use this before an enclosing expression can infer a type or push down a cast."><title>apply_json_type_hint in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">apply_json_type_hint</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">apply_<wbr>json_<wbr>type_<wbr>hint</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#220-231">Source</a> </span></div><pre class="rust item-decl"><code>fn apply_json_type_hint(
field: &amp;Field,
path: &amp;[<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>],
args: &amp;mut <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;Expr&gt;,
) -&gt; Result&lt;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.unit.html">()</a>&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Sets the native read type for an exact hinted object path. Both SQL syntaxes use this before
an enclosing expression can infer a type or push down a cast.</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `extract_json_get_type` fn in crate `query`."><title>extract_json_get_type in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">extract_json_get_type</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">extract_<wbr>json_<wbr>get_<wbr>type</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#454-463">Source</a> </span></div><pre class="rust item-decl"><code>fn extract_json_get_type(expr: &amp;Expr) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;DataType&gt;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `extract_untyped_json_get` fn in crate `query`."><title>extract_untyped_json_get in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">extract_untyped_json_get</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">extract_<wbr>untyped_<wbr>json_<wbr>get</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#447-452">Source</a> </span></div><pre class="rust item-decl"><code>fn extract_untyped_json_get(expr: &amp;mut Expr) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;mut ScalarFunction&gt;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `fallback_json_get_type` fn in crate `query`."><title>fallback_json_get_type in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">fallback_json_get_type</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">fallback_<wbr>json_<wbr>get_<wbr>type</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#369-397">Source</a> </span></div><pre class="rust item-decl"><code>fn fallback_json_get_type&lt;F&gt;(
func: <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.reference.html">&amp;F</a>,
args: &amp;[Expr],
fields: &amp;[<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;Field&gt;],
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;DataType&gt;<div class="where">where
F: UDFCoercionExt,</div></code></pre></section></div></main></body></html>
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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="API documentation for the Rust `infer_json_get_types` fn in crate `query`."><title>infer_json_get_types in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">infer_json_get_types</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">infer_<wbr>json_<wbr>get_<wbr>types</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#336-367">Source</a> </span></div><pre class="rust item-decl"><code>fn infer_json_get_types&lt;F&gt;(
func: <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.reference.html">&amp;F</a>,
args: &amp;[Expr],
fields: &amp;[<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;Field&gt;],
) -&gt; <a class="enum" href="enum.JsonGetTypeResolution.html" title="enum query::datafusion::json_expr_planner::JsonGetTypeResolution">JsonGetTypeResolution</a><div class="where">where
F: UDFCoercionExt,</div></code></pre></section></div></main></body></html>
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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="API documentation for the Rust `is_untyped_json_get` fn in crate `query`."><title>is_untyped_json_get in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">is_untyped_json_get</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">is_<wbr>untyped_<wbr>json_<wbr>get</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#465-470">Source</a> </span></div><pre class="rust item-decl"><code>fn is_untyped_json_get(expr: &amp;Expr) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.bool.html">bool</a></code></pre></section></div></main></body></html>
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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="Resolves `json_get`’s second argument expression (the path) to object field names for type hint lookup. For example, the string literal `&#39;$.user.age&#39;` resolves to `[&#34;user&#34;, &#34;age&#34;]`."><title>json_get_object_path in query::datafusion::json_expr_planner - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../../static.files/rustdoc-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">json_get_object_path</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">json_<wbr>get_<wbr>object_<wbr>path</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#239-256">Source</a> </span></div><pre class="rust item-decl"><code>fn json_get_object_path(expr: &amp;Expr) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>&gt;&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Resolves <code>json_get</code>’s second argument expression (the path) to object field names for type hint
lookup. For example, the string literal <code>'$.user.age'</code> resolves to <code>["user", "age"]</code>.</p>
<p>Returns <code>None</code> for non-string literals, non-literal expressions, invalid JSONPaths, or paths
containing array indexes, wildcards, or filters.
Returning <code>None</code> only skips hint injection; the original <code>json_get</code> expression is preserved.</p>
</div></details></section></div></main></body></html>
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `json_get_output_type` fn in crate `query`."><title>json_get_output_type in query::datafusion::json_expr_planner - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../../static.files/rustdoc-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">json_get_output_type</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">json_<wbr>get_<wbr>output_<wbr>type</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#415-425">Source</a> </span></div><pre class="rust item-decl"><code>fn json_get_output_type(data_type: &amp;DataType) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;DataType&gt;</code></pre></section></div></main></body></html>
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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="Quotes field names containing JSONPath punctuation, preserving literal keys."><title>json_path_field in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">json_path_field</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">json_<wbr>path_<wbr>field</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#280-287">Source</a> </span></div><pre class="rust item-decl"><code>fn json_path_field(name: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.str.html">str</a>) -&gt; Result&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Quotes field names containing JSONPath punctuation, preserving literal keys.</p>
</div></details></section></div></main></body></html>
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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="Returns the configured native type for an exact JSON2 object path."><title>json_type_hint in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">json_type_hint</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">json_<wbr>type_<wbr>hint</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#259-277">Source</a> </span></div><pre class="rust item-decl"><code>fn json_type_hint(
field: &amp;Field,
path: &amp;[<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>],
) -&gt; Result&lt;<a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;JsonNativeType&gt;&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Returns the configured native type for an exact JSON2 object path.</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `parse_sql_op` fn in crate `query`."><title>parse_sql_op in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">parse_sql_op</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">parse_<wbr>sql_<wbr>op</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#487-507">Source</a> </span></div><pre class="rust item-decl"><code>fn parse_sql_op(op: &amp;BinaryOperator) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Operator&gt;</code></pre></section></div></main></body></html>
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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="Infers static output types for untyped `json_get` arguments from a function signature."><title>push_function_arg_types in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">push_function_arg_types</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Function <span class="fn">push_<wbr>function_<wbr>arg_<wbr>types</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#307-334">Source</a> </span></div><pre class="rust item-decl"><code>fn push_function_arg_types&lt;F&gt;(func: <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.reference.html">&amp;F</a>, args: &amp;mut [Expr]) -&gt; Result&lt;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.unit.html">()</a>&gt;<div class="where">where
F: UDFCoercionExt,</div></code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Infers static output types for untyped <code>json_get</code> arguments from a function signature.</p>
<p>DataFusion requires every expression to have one Arrow data type during planning. A JSON path
may contain heterogeneous values across rows, but it cannot expose those values as different
Arrow types in one result column. Preserving their runtime types would require a single
Variant-like data type and Variant-aware functions instead. Maybe we can wait for
https://github.com/apache/datafusion/issues/16116</p>
<p>This helper uses the function’s coercion rules to select a supported output type, then appends
a typed NULL argument to each relevant <code>json_get</code>. The typed argument makes <code>json_get</code> project
compatible JSON values to that type and return NULL for incompatible values. Functions that
accept json_get’s default <code>Utf8View</code> output keep the two-argument form so later rewrites can
still push down an outer cast.</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `is_typed_json_get_func` macro in crate `query`."><title>is_typed_json_get_func in query::datafusion::json_expr_planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 macro"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">is_typed_json_get_func</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>json_<wbr>expr_<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">json_expr_planner</a></div><h1>Macro <span class="macro">is_<wbr>typed_<wbr>json_<wbr>get_<wbr>func</span>&nbsp;<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/datafusion/json_expr_planner.rs.html#437-445">Source</a> </span></div><pre class="rust item-decl"><code>macro_rules! is_typed_json_get_func {
($func:expr) =&gt; { ... };
}</code></pre></section></div></main></body></html>
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($func:expr) =&gt; { ... };
}</code></pre></section></div></main></body></html>
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `pg_oid_alias_expr_planner` mod in crate `query`."><title>query::datafusion::pg_oid_alias_expr_planner - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../../static.files/rustdoc-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module pg_oid_alias_expr_planner</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module pg_<wbr>oid_<wbr>alias_<wbr>expr_<wbr>planner</a></h2><h3><a href="#structs">Module Items</a></h3><ul class="block"><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#functions" title="Functions">Functions</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="../index.html">In query::<wbr>datafusion</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a></div><h1>Module <span>pg_<wbr>oid_<wbr>alias_<wbr>expr_<wbr>planner</span>&nbsp;<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/datafusion/pg_oid_alias_expr_planner.rs.html#15-340">Source</a> </span></div><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.PgOidAliasExprPlanner.html" title="struct query::datafusion::pg_oid_alias_expr_planner::PgOidAliasExprPlanner">PgOid<wbr>Alias<wbr>Expr<wbr>Planner</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Rewrites PostgreSQL’s regproc zero sentinel before DataFusion type coercion.</dd></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.is_integral_zero.html" title="fn query::datafusion::pg_oid_alias_expr_planner::is_integral_zero">is_<wbr>integral_<wbr>zero</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.regproc_zero_sentinel.html" title="fn query::datafusion::pg_oid_alias_expr_planner::regproc_zero_sentinel">regproc_<wbr>zero_<wbr>sentinel</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl></section></div></main></body></html>
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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="API documentation for the Rust `resolve_tables` fn in crate `query`."><title>resolve_tables in query::datafusion::planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">resolve_tables</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>datafusion::<wbr>planner</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a>::<wbr><a href="index.html">planner</a></div><h1>Function <span class="fn">resolve_<wbr>tables</span>&nbsp;<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/datafusion/planner.rs.html#109-138">Source</a> </span></div><pre class="rust item-decl"><code>async fn resolve_tables(
table_names: <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;TableReference&gt;,
table_provider: &amp;mut DfTableSourceProvider,
) -&gt; <a class="type" href="../../error/type.Result.html" title="type query::error::Result">Result</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/std/collections/hash/map/struct.HashMap.html" title="struct std::collections::hash::map::HashMap">HashMap</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>, <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn TableSource&gt;&gt;&gt;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `planner` mod in crate `query`."><title>query::datafusion::planner - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module planner</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module planner</a></h2><h3><a href="#structs">Module Items</a></h3><ul class="block"><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#functions" title="Functions">Functions</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="../index.html">In query::<wbr>datafusion</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">datafusion</a></div><h1>Module <span>planner</span>&nbsp;<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/datafusion/planner.rs.html#15-456">Source</a> </span></div><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.DfContextProviderAdapter.html" title="struct query::datafusion::planner::DfContextProviderAdapter">DfContext<wbr>Provider<wbr>Adapter</a></dt></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.resolve_tables.html" title="fn query::datafusion::planner::resolve_tables">resolve_<wbr>tables</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl></section></div></main></body></html>
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window.SIDEBAR_ITEMS = {"constant":["QUERY_FALLBACK_HINT","QUERY_PARALLELISM_HINT"],"fn":["query_load_region_id","query_stat_counters"],"mod":["error","json_expr_planner","pg_oid_alias_expr_planner","planner"],"struct":["DatafusionQueryEngine","DfContextProviderAdapter"]};
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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="Placeholder for other physical partition columns that are not in logical table"><title>OTHER_PHY_PART_COL_PLACEHOLDER in query::dist_plan::analyzer - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 constant"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">OTHER_PHY_PART_COL_PLACEHOLDER</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">analyzer</a></div><h1>Constant <span class="constant">OTHER_<wbr>PHY_<wbr>PART_<wbr>COL_<wbr>PLACEHOLDER</span>&nbsp;<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/dist_plan/analyzer.rs.html#69">Source</a> </span></div><pre class="rust item-decl"><code>const OTHER_PHY_PART_COL_PLACEHOLDER: &amp;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.str.html">str</a> = &quot;__OTHER_PHYSICAL_PART_COLS_PLACEHOLDER__&quot;;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Placeholder for other physical partition columns that are not in logical table</p>
</div></details></section></div></main></body></html>
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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="Fallback dist plan analyzer, which will only push down table scan node This is used when `PlanRewriter` produce errors when trying to rewrite the plan This is a temporary solution, and will be removed once we have a more robust plan rewriter"><title>query::dist_plan::analyzer::fallback - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module fallback</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module fallback</a></h2><h3><a href="#structs">Module Items</a></h3><ul class="block"><li><a href="#structs" title="Structs">Structs</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="../index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a></div><h1>Module <span>fallback</span>&nbsp;<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/dist_plan/analyzer/fallback.rs.html#15-47">Source</a> </span></div><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Fallback dist plan analyzer, which will only push down table scan node
This is used when <code>PlanRewriter</code> produce errors when trying to rewrite the plan
This is a temporary solution, and will be removed once we have a more robust plan rewriter</p>
</div></details><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.FallbackPlanRewriter.html" title="struct query::dist_plan::analyzer::fallback::FallbackPlanRewriter">Fallback<wbr>Plan<wbr>Rewriter</a></dt><dd>FallbackPlanRewriter is a plan rewriter that will only push down table scan node
This is used when <code>PlanRewriter</code> produce errors when trying to rewrite the plan
This is a temporary solution, and will be removed once we have a more robust plan rewriter
It will traverse the logical plan and rewrite table scan node to merge scan node</dd></dl></section></div></main></body></html>
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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="Builds the small optimizer pre-pass that runs before `MergeScan` wrapping."><title>pre_merge_scan_optimizer in query::dist_plan::analyzer - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">pre_merge_scan_optimizer</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">analyzer</a></div><h1>Function <span class="fn">pre_<wbr>merge_<wbr>scan_<wbr>optimizer</span>&nbsp;<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/dist_plan/analyzer.rs.html#215-228">Source</a> </span></div><pre class="rust item-decl"><code>fn pre_merge_scan_optimizer() -&gt; Optimizer</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Builds the small optimizer pre-pass that runs before <code>MergeScan</code> wrapping.</p>
<p>This is intentionally not DataFusion’s full optimizer. After
<code>PlanRewriter</code> wraps remote table scans in <code>MergeScan</code>,
<code>MergeScanLogicalPlan::inputs()</code> hides <code>remote_input</code>, so ordinary optimizer
rules can no longer see into the remote side. The main rule we need here is
<code>PushDownFilter</code>: it moves side-local join/filter predicates into
<code>TableScan.filters</code>, where region pruning and scan-level pruning can use
them.</p>
<p>The rules before <code>PushDownFilter</code> are only the minimum cleanup/rewrite steps
needed to make that filter pushdown safe around subqueries and set
comparisons. For example, <code>RewriteSetComparison</code> handles ANY/ALL before they
can become scan filters, and the decorrelation/subquery rules expose
supported predicates as joins/filters instead of leaving raw subquery
expressions under a scan.</p>
<p>Keep this list narrow. Do not add broad plan-shaping rules such as
<code>PushDownLimit</code>, projection optimization, DISTINCT rewrites, or join-type
rewrites here: those can change the local/remote distributed boundary or
degrade unrelated planning diagnostics. Such rules belong either before this
analyzer or after distributed planning, not in this pre-MergeScan,
filter-focused pass.</p>
</div></details></section></div></main></body></html>
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plan: LogicalPlan,
) -&gt; Result&lt;Transformed&lt;LogicalPlan&gt;&gt;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `analyzer` mod in crate `query`."><title>query::dist_plan::analyzer - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module analyzer</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module analyzer</a></h2><h3><a href="#modules">Module Items</a></h3><ul class="block"><li><a href="#modules" title="Modules">Modules</a></li><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#enums" title="Enums">Enums</a></li><li><a href="#constants" title="Constants">Constants</a></li><li><a href="#functions" title="Functions">Functions</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="../index.html">In query::<wbr>dist_<wbr>plan</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a></div><h1>Module <span>analyzer</span>&nbsp;<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/dist_plan/analyzer.rs.html#15-1044">Source</a> </span></div><h2 id="modules" class="section-header">Modules<a href="#modules" class="anchor">§</a></h2><dl class="item-table"><dt><a class="mod" href="fallback/index.html" title="mod query::dist_plan::analyzer::fallback">fallback</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Fallback dist plan analyzer, which will only push down table scan node
This is used when <code>PlanRewriter</code> produce errors when trying to rewrite the plan
This is a temporary solution, and will be removed once we have a more robust plan rewriter</dd><dt><a class="mod" href="utils/index.html" title="mod query::dist_plan::analyzer::utils">utils</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.DistPlannerAnalyzer.html" title="struct query::dist_plan::analyzer::DistPlannerAnalyzer">Dist<wbr>Planner<wbr>Analyzer</a></dt><dt><a class="struct" href="struct.DistPlannerOptions.html" title="struct query::dist_plan::analyzer::DistPlannerOptions">Dist<wbr>Planner<wbr>Options</a></dt><dt><a class="struct" href="struct.EnforceDistRequirementRewriter.html" title="struct query::dist_plan::analyzer::EnforceDistRequirementRewriter">Enforce<wbr>Dist<wbr>Requirement<wbr>Rewriter</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Implementation of the [<code>TreeNodeRewriter</code>] trait which is responsible for rewriting
logical plans to enforce various requirement for distributed query.</dd><dt><a class="struct" href="struct.MergeScanRemoteDynFilterProducerIdAssigner.html" title="struct query::dist_plan::analyzer::MergeScanRemoteDynFilterProducerIdAssigner">Merge<wbr>Scan<wbr>Remote<wbr>DynFilter<wbr>Producer<wbr>IdAssigner</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Assigns query-local RDF producer ids to visible <code>MergeScan</code> nodes after plan rewriting.</dd><dt><a class="struct" href="struct.PlanRewriter.html" title="struct query::dist_plan::analyzer::PlanRewriter">Plan<wbr>Rewriter</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="struct" href="struct.RemoteDynFilterProducerIdAllocator.html" title="struct query::dist_plan::analyzer::RemoteDynFilterProducerIdAllocator">Remote<wbr>DynFilter<wbr>Producer<wbr>IdAllocator</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl><h2 id="enums" class="section-header">Enums<a href="#enums" class="anchor">§</a></h2><dl class="item-table"><dt><a class="enum" href="enum.RewriterStatus.html" title="enum query::dist_plan::analyzer::RewriterStatus">Rewriter<wbr>Status</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Status of the rewriter to mark if the current pass is expanded</dd></dl><h2 id="constants" class="section-header">Constants<a href="#constants" class="anchor">§</a></h2><dl class="item-table"><dt><a class="constant" href="constant.OTHER_PHY_PART_COL_PLACEHOLDER.html" title="constant query::dist_plan::analyzer::OTHER_PHY_PART_COL_PLACEHOLDER">OTHER_<wbr>PHY_<wbr>PART_<wbr>COL_<wbr>PLACEHOLDER</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Placeholder for other physical partition columns that are not in logical table</dd></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.pre_merge_scan_optimizer.html" title="fn query::dist_plan::analyzer::pre_merge_scan_optimizer">pre_<wbr>merge_<wbr>scan_<wbr>optimizer</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Builds the small optimizer pre-pass that runs before <code>MergeScan</code> wrapping.</dd><dt><a class="fn" href="fn.unwrap_dictionary_literals.html" title="fn query::dist_plan::analyzer::unwrap_dictionary_literals">unwrap_<wbr>dictionary_<wbr>literals</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl></section></div></main></body></html>
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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="Return all the aliased columns(at aliased node) for the given original columns(at original node)"><title>aliased_columns_for in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">aliased_columns_for</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">aliased_<wbr>columns_<wbr>for</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#256-282">Source</a> </span></div><pre class="rust item-decl"><code>pub fn aliased_columns_for(
original_columns: &amp;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/set/struct.BTreeSet.html" title="struct alloc::collections::btree::set::BTreeSet">BTreeSet</a>&lt;Column&gt;,
aliased_node: &amp;LogicalPlan,
original_node: <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;LogicalPlan&gt;,
) -&gt; Result&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;Column, <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/set/struct.BTreeSet.html" title="struct alloc::collections::btree::set::BTreeSet">BTreeSet</a>&lt;Column&gt;&gt;&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Return all the aliased columns(at aliased node) for the given original columns(at original node)</p>
<p>if <code>original_node</code> is None, it means original columns are from leaf node</p>
<p>Return value use <code>BTreeMap</code> to have deterministic order for choose first alias when multiple alias exist</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `aliased_columns_for_inner` fn in crate `query`."><title>aliased_columns_for_inner in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">aliased_columns_for_inner</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">aliased_<wbr>columns_<wbr>for_<wbr>inner</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#284-336">Source</a> </span></div><pre class="rust item-decl"><code>fn aliased_columns_for_inner(
cur_aliases: <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;Column, <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/set/struct.BTreeSet.html" title="struct alloc::collections::btree::set::BTreeSet">BTreeSet</a>&lt;Column&gt;&gt;,
node: &amp;LogicalPlan,
original_node: <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;LogicalPlan&gt;,
) -&gt; Result&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;Column, <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/set/struct.BTreeSet.html" title="struct alloc::collections::btree::set::BTreeSet">BTreeSet</a>&lt;Column&gt;&gt;&gt;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `get_alias_layer_from_exprs` fn in crate `query`."><title>get_alias_layer_from_exprs in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">get_alias_layer_from_exprs</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">get_<wbr>alias_<wbr>layer_<wbr>from_<wbr>exprs</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#438-461">Source</a> </span></div><pre class="rust item-decl"><code>fn get_alias_layer_from_exprs(exprs: &amp;[Expr]) -&gt; <a class="struct" href="struct.AliasLayer.html" title="struct query::dist_plan::analyzer::utils::AliasLayer">AliasLayer</a></code></pre></section></div></main></body></html>
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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="Return a mapping of original column to all the aliased columns in current node of the plan TODO(discord9): also support merge scan node"><title>get_alias_layer_from_node in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">get_alias_layer_from_node</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">get_<wbr>alias_<wbr>layer_<wbr>from_<wbr>node</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#340-436">Source</a> </span></div><pre class="rust item-decl"><code>fn get_alias_layer_from_node(node: &amp;LogicalPlan) -&gt; Result&lt;<a class="struct" href="struct.AliasLayer.html" title="struct query::dist_plan::analyzer::utils::AliasLayer">AliasLayer</a>&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Return a mapping of original column to all the aliased columns in current node of the plan
TODO(discord9): also support merge scan node</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `get_alias_original_column` fn in crate `query`."><title>get_alias_original_column in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">get_alias_original_column</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">get_<wbr>alias_<wbr>original_<wbr>column</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#515-525">Source</a> </span></div><pre class="rust item-decl"><code>fn get_alias_original_column(alias: &amp;Alias) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Column&gt;</code></pre></section></div></main></body></html>
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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="Return all the original columns(at original node) for the given aliased columns at the aliased node"><title>original_column_for in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">original_column_for</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">original_<wbr>column_<wbr>for</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#191-208">Source</a> </span></div><pre class="rust item-decl"><code>pub fn original_column_for(
aliased_columns: &amp;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/set/struct.BTreeSet.html" title="struct alloc::collections::btree::set::BTreeSet">BTreeSet</a>&lt;Column&gt;,
aliased_node: LogicalPlan,
original_node: <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;LogicalPlan&gt;&gt;,
) -&gt; Result&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;Column, Column&gt;&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Return all the original columns(at original node) for the given aliased columns at the aliased node</p>
<p>if <code>original_node</code> is None, it means original columns are from leaf node</p>
<p>Return value use <code>BTreeMap</code> to have deterministic order for choose first alias when multiple alias exist</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `original_column_for_inner` fn in crate `query`."><title>original_column_for_inner in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">original_column_for_inner</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">original_<wbr>column_<wbr>for_<wbr>inner</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#210-249">Source</a> </span></div><pre class="rust item-decl"><code>fn original_column_for_inner(
cur_aliases: <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;Column, Column&gt;,
node: &amp;LogicalPlan,
original_node: &amp;<a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;LogicalPlan&gt;&gt;,
) -&gt; Result&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;Column, Column&gt;&gt;</code></pre></section></div></main></body></html>
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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="A patch for substrait simply throw timezone away, so when decoding, if columns have different timezone then expected schema, use expected schema’s timezone"><title>patch_batch_timezone in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">patch_batch_timezone</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">patch_<wbr>batch_<wbr>timezone</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#90-117">Source</a> </span></div><pre class="rust item-decl"><code>pub fn patch_batch_timezone(
expected_schema: SchemaRef,
columns: <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;ArrayRef&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;RecordBatch, ArrowError&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A patch for substrait simply throw timezone away, so when decoding, if columns have different timezone then expected schema, use expected schema’s timezone</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `rewrite_column` fn in crate `query`."><title>rewrite_column in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">rewrite_column</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">rewrite_<wbr>column</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#119-144">Source</a> </span></div><pre class="rust item-decl"><code>fn rewrite_column(
mapping: &amp;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;Column, <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/set/struct.BTreeSet.html" title="struct alloc::collections::btree::set::BTreeSet">BTreeSet</a>&lt;Column&gt;&gt;,
original_node: &amp;LogicalPlan,
alias_node: &amp;LogicalPlan,
) -&gt; impl <a class="trait" href="https://doc.rust-lang.org/1.98.1/core/ops/function/trait.Fn.html" title="trait core::ops::function::Fn">Fn</a>(Expr) -&gt; Result&lt;Transformed&lt;Expr&gt;&gt;</code></pre></section></div></main></body></html>
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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="Rewrite the expressions of the given merge sort plan from original columns(at merge sort’s input plan) to aliased columns at the given aliased node"><title>rewrite_merge_sort_exprs in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">rewrite_merge_sort_exprs</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Function <span class="fn">rewrite_<wbr>merge_<wbr>sort_<wbr>exprs</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#147-183">Source</a> </span></div><pre class="rust item-decl"><code>pub fn rewrite_merge_sort_exprs(
merge_sort: &amp;<a class="struct" href="../../merge_sort/struct.MergeSortLogicalPlan.html" title="struct query::dist_plan::merge_sort::MergeSortLogicalPlan">MergeSortLogicalPlan</a>,
aliased_node: &amp;LogicalPlan,
) -&gt; Result&lt;LogicalPlan&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Rewrite the expressions of the given merge sort plan from original columns(at merge sort’s input plan) to aliased columns at the given aliased node</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `utils` mod in crate `query`."><title>query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module utils</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module utils</a></h2><h3><a href="#structs">Module Items</a></h3><ul class="block"><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#functions" title="Functions">Functions</a></li><li><a href="#types" title="Type Aliases">Type Aliases</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="../index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a></div><h1>Module <span>utils</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#15-952">Source</a> </span></div><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.AliasLayer.html" title="struct query::dist_plan::analyzer::utils::AliasLayer">Alias<wbr>Layer</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="struct" href="struct.PatchOptimizerContext.html" title="struct query::dist_plan::analyzer::utils::PatchOptimizerContext">Patch<wbr>Optimizer<wbr>Context</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>The <code>ConstEvaluator</code> in <code>SimplifyExpressions</code> might evaluate some UDFs early in the
planning stage, by executing them directly. For example, the <code>database()</code> function.
So the <code>ConfigOptions</code> here (which is set from the session context) should be present
in the UDF’s <code>ScalarFunctionArgs</code>. However, the default implementation in DataFusion
seems to lost track on it: the <code>ConfigOptions</code> is recreated with its default values again.
So we create a custom <code>OptimizerConfig</code> with the desired <code>ConfigOptions</code>
to walk around the issue.
TODO(LFC): Maybe use DataFusion’s <code>OptimizerContext</code> again
once https://github.com/apache/datafusion/pull/17742 is merged.</dd><dt><a class="struct" href="struct.PlanTreeExpressionSimplifier.html" title="struct query::dist_plan::analyzer::utils::PlanTreeExpressionSimplifier">Plan<wbr>Tree<wbr>Expression<wbr>Simplifier</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Simplify all expressions recursively in the plan tree
which keeping the output schema unchanged</dd></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.aliased_columns_for.html" title="fn query::dist_plan::analyzer::utils::aliased_columns_for">aliased_<wbr>columns_<wbr>for</a></dt><dd>Return all the aliased columns(at aliased node) for the given original columns(at original node)</dd><dt><a class="fn" href="fn.aliased_columns_for_inner.html" title="fn query::dist_plan::analyzer::utils::aliased_columns_for_inner">aliased_<wbr>columns_<wbr>for_<wbr>inner</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.get_alias_layer_from_exprs.html" title="fn query::dist_plan::analyzer::utils::get_alias_layer_from_exprs">get_<wbr>alias_<wbr>layer_<wbr>from_<wbr>exprs</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.get_alias_layer_from_node.html" title="fn query::dist_plan::analyzer::utils::get_alias_layer_from_node">get_<wbr>alias_<wbr>layer_<wbr>from_<wbr>node</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Return a mapping of original column to all the aliased columns in current node of the plan
TODO(discord9): also support merge scan node</dd><dt><a class="fn" href="fn.get_alias_original_column.html" title="fn query::dist_plan::analyzer::utils::get_alias_original_column">get_<wbr>alias_<wbr>original_<wbr>column</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.original_column_for.html" title="fn query::dist_plan::analyzer::utils::original_column_for">original_<wbr>column_<wbr>for</a></dt><dd>Return all the original columns(at original node) for the given aliased columns at the aliased node</dd><dt><a class="fn" href="fn.original_column_for_inner.html" title="fn query::dist_plan::analyzer::utils::original_column_for_inner">original_<wbr>column_<wbr>for_<wbr>inner</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.patch_batch_timezone.html" title="fn query::dist_plan::analyzer::utils::patch_batch_timezone">patch_<wbr>batch_<wbr>timezone</a></dt><dd>A patch for substrait simply throw timezone away, so when decoding, if columns have different timezone then expected schema, use expected schema’s timezone</dd><dt><a class="fn" href="fn.rewrite_column.html" title="fn query::dist_plan::analyzer::utils::rewrite_column">rewrite_<wbr>column</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.rewrite_merge_sort_exprs.html" title="fn query::dist_plan::analyzer::utils::rewrite_merge_sort_exprs">rewrite_<wbr>merge_<wbr>sort_<wbr>exprs</a></dt><dd>Rewrite the expressions of the given merge sort plan from original columns(at merge sort’s input plan) to aliased columns at the given aliased node</dd></dl><h2 id="types" class="section-header">Type Aliases<a href="#types" class="anchor">§</a></h2><dl class="item-table"><dt><a class="type" href="type.AliasMapping.html" title="type query::dist_plan::analyzer::utils::AliasMapping">Alias<wbr>Mapping</a></dt><dd>Mapping of original column in table to all the alias at current node</dd></dl></section></div></main></body></html>
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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="Mapping of original column in table to all the alias at current node"><title>AliasMapping in query::dist_plan::analyzer::utils - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-f7c3ffd8.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 type"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">AliasMapping</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Alias<wbr>Mapping</a></h2><h3><a href="#aliased-type">Aliased Type</a></h3></section><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>analyzer::<wbr>utils</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">query</a>::<wbr><a href="../../index.html">dist_plan</a>::<wbr><a href="../index.html">analyzer</a>::<wbr><a href="index.html">utils</a></div><h1>Type Alias <span class="type">Alias<wbr>Mapping</span>&nbsp;<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/dist_plan/analyzer/utils.rs.html#528">Source</a> </span></div><pre class="rust item-decl"><code>pub type AliasMapping = <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/map/struct.BTreeMap.html" title="struct alloc::collections::btree::map::BTreeMap">BTreeMap</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>, <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/collections/btree/set/struct.BTreeSet.html" title="struct alloc::collections::btree::set::BTreeSet">BTreeSet</a>&lt;Column&gt;&gt;;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Mapping of original column in table to all the alias at current node</p>
</div></details><h2 id="aliased-type" class="section-header">Aliased Type<a href="#aliased-type" class="anchor">§</a></h2><pre class="rust item-decl"><code>pub struct AliasMapping { <span class="comment">/* private fields */</span> }</code></pre><script src="../../../../type.impl/alloc/collections/btree/map/struct.BTreeMap.js" data-self-path="query::dist_plan::analyzer::utils::AliasMapping" async></script></section></div></main></body></html>
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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="API documentation for the Rust `has_subquery` fn in crate `query`."><title>has_subquery in query::dist_plan::commutativity - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">has_subquery</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>commutativity</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">commutativity</a></div><h1>Function <span class="fn">has_<wbr>subquery</span>&nbsp;<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/dist_plan/commutativity.rs.html#422-438">Source</a> </span></div><pre class="rust item-decl"><code>fn has_subquery(plan: &amp;LogicalPlan) -&gt; Result&lt;<a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.bool.html">bool</a>&gt;</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `partial_commutative_transformer` fn in crate `query`."><title>partial_commutative_transformer in query::dist_plan::commutativity - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">partial_commutative_transformer</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>commutativity</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">commutativity</a></div><h1>Function <span class="fn">partial_<wbr>commutative_<wbr>transformer</span>&nbsp;<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/dist_plan/commutativity.rs.html#418-420">Source</a> </span></div><pre class="rust item-decl"><code>pub fn partial_commutative_transformer(
plan: &amp;LogicalPlan,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;LogicalPlan&gt;</code></pre></section></div></main></body></html>
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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="generate the upper aggregation plan that will execute on the frontend. Basically a logical plan resembling the following: Projection: Aggregate:"><title>step_aggr_to_upper_aggr in query::dist_plan::commutativity - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">step_aggr_to_upper_aggr</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>commutativity</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">commutativity</a></div><h1>Function <span class="fn">step_<wbr>aggr_<wbr>to_<wbr>upper_<wbr>aggr</span>&nbsp;<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/dist_plan/commutativity.rs.html#46-74">Source</a> </span></div><pre class="rust item-decl"><code>pub fn step_aggr_to_upper_aggr(
aggr_plan: &amp;LogicalPlan,
) -&gt; Result&lt;<a class="struct" href="struct.StepTransformAction.html" title="struct query::dist_plan::commutativity::StepTransformAction">StepTransformAction</a>&gt;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>generate the upper aggregation plan that will execute on the frontend.
Basically a logical plan resembling the following:
Projection:
Aggregate:</p>
<p>from Aggregate</p>
<p>The upper Projection exists sole to make sure parent plan can recognize the output
of the upper aggregation plan.</p>
</div></details></section></div></main></body></html>
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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="API documentation for the Rust `commutativity` mod in crate `query`."><title>query::dist_plan::commutativity - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 mod"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Module commutativity</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module commutativity</a></h2><h3><a href="#structs">Module Items</a></h3><ul class="block"><li><a href="#structs" title="Structs">Structs</a></li><li><a href="#enums" title="Enums">Enums</a></li><li><a href="#functions" title="Functions">Functions</a></li><li><a href="#types" title="Type Aliases">Type Aliases</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="../index.html">In query::<wbr>dist_<wbr>plan</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a></div><h1>Module <span>commutativity</span>&nbsp;<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/dist_plan/commutativity.rs.html#15-458">Source</a> </span></div><h2 id="structs" class="section-header">Structs<a href="#structs" class="anchor">§</a></h2><dl class="item-table"><dt><a class="struct" href="struct.Categorizer.html" title="struct query::dist_plan::commutativity::Categorizer">Categorizer</a></dt><dt><a class="struct" href="struct.StepTransformAction.html" title="struct query::dist_plan::commutativity::StepTransformAction">Step<wbr>Transform<wbr>Action</a></dt><dt><a class="struct" href="struct.TransformerAction.html" title="struct query::dist_plan::commutativity::TransformerAction">Transformer<wbr>Action</a></dt><dd>The Action that a transformer should take on the plan.</dd></dl><h2 id="enums" class="section-header">Enums<a href="#enums" class="anchor">§</a></h2><dl class="item-table"><dt><a class="enum" href="enum.Commutativity.html" title="enum query::dist_plan::commutativity::Commutativity">Commutativity</a></dt></dl><h2 id="functions" class="section-header">Functions<a href="#functions" class="anchor">§</a></h2><dl class="item-table"><dt><a class="fn" href="fn.has_subquery.html" title="fn query::dist_plan::commutativity::has_subquery">has_<wbr>subquery</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.partial_commutative_transformer.html" title="fn query::dist_plan::commutativity::partial_commutative_transformer">partial_<wbr>commutative_<wbr>transformer</a></dt><dt><a class="fn" href="fn.step_aggr_to_upper_aggr.html" title="fn query::dist_plan::commutativity::step_aggr_to_upper_aggr">step_<wbr>aggr_<wbr>to_<wbr>upper_<wbr>aggr</a></dt><dd>generate the upper aggregation plan that will execute on the frontend.
Basically a logical plan resembling the following:
Projection:
Aggregate:</dd></dl><h2 id="types" class="section-header">Type Aliases<a href="#types" class="anchor">§</a></h2><dl class="item-table"><dt><a class="type" href="type.StageTransformer.html" title="type query::dist_plan::commutativity::StageTransformer">Stage<wbr>Transformer</a></dt><dd>Returns transformer action that need to be applied</dd><dt><a class="type" href="type.Transformer.html" title="type query::dist_plan::commutativity::Transformer">Transformer</a></dt></dl></section></div></main></body></html>
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window.SIDEBAR_ITEMS = {"enum":["Commutativity"],"fn":["has_subquery","partial_commutative_transformer","step_aggr_to_upper_aggr"],"struct":["Categorizer","StepTransformAction","TransformerAction"],"type":["StageTransformer","Transformer"]};
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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="Returns transformer action that need to be applied"><title>StageTransformer in query::dist_plan::commutativity - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 type"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">StageTransformer</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Stage<wbr>Transformer</a></h2><h3><a href="#aliased-type">Aliased Type</a></h3></section><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>commutativity</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">commutativity</a></div><h1>Type Alias <span class="type">Stage<wbr>Transformer</span>&nbsp;<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/dist_plan/commutativity.rs.html#401">Source</a> </span></div><pre class="rust item-decl"><code>pub type StageTransformer = <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn <a class="trait" href="https://doc.rust-lang.org/1.98.1/core/ops/function/trait.Fn.html" title="trait core::ops::function::Fn">Fn</a>(&amp;LogicalPlan) -&gt; Result&lt;<a class="struct" href="struct.TransformerAction.html" title="struct query::dist_plan::commutativity::TransformerAction">TransformerAction</a>&gt;&gt;;</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Returns transformer action that need to be applied</p>
</div></details><h2 id="aliased-type" class="section-header">Aliased Type<a href="#aliased-type" class="anchor">§</a></h2><pre class="rust item-decl"><code>pub struct StageTransformer { <span class="comment">/* private fields */</span> }</code></pre><script src="../../../type.impl/alloc/sync/struct.Arc.js" data-self-path="query::dist_plan::commutativity::StageTransformer" async></script></section></div></main></body></html>
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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="API documentation for the Rust `Transformer` type in crate `query`."><title>Transformer in query::dist_plan::commutativity - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 type"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">Transformer</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Transformer</a></h2><h3><a href="#aliased-type">Aliased Type</a></h3></section><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>commutativity</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">commutativity</a></div><h1>Type Alias <span class="type">Transformer</span>&nbsp;<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/dist_plan/commutativity.rs.html#398">Source</a> </span></div><pre class="rust item-decl"><code>pub type Transformer = <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;dyn <a class="trait" href="https://doc.rust-lang.org/1.98.1/core/ops/function/trait.Fn.html" title="trait core::ops::function::Fn">Fn</a>(&amp;LogicalPlan) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.98.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;LogicalPlan&gt;&gt;;</code></pre><h2 id="aliased-type" class="section-header">Aliased Type<a href="#aliased-type" class="anchor">§</a></h2><pre class="rust item-decl"><code>pub struct Transformer { <span class="comment">/* private fields */</span> }</code></pre><script src="../../../type.impl/alloc/sync/struct.Arc.js" data-self-path="query::dist_plan::commutativity::Transformer" async></script></section></div></main></body></html>
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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="API documentation for the Rust `attach_initial_snapshot` fn in crate `query`."><title>attach_initial_snapshot in query::dist_plan::dyn_filter_bridge - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">attach_initial_snapshot</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>dyn_<wbr>filter_<wbr>bridge</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">dyn_filter_bridge</a></div><h1>Function <span class="fn">attach_<wbr>initial_<wbr>snapshot</span>&nbsp;<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/dist_plan/dyn_filter_bridge.rs.html#175-184">Source</a> </span></div><pre class="rust item-decl"><code>fn attach_initial_snapshot(
initial_registration: InitialDynFilterReg,
alive_dyn_filter: &amp;DynamicFilterPhysicalExpr,
) -&gt; InitialDynFilterReg</code></pre></section></div></main></body></html>
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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="API documentation for the Rust `build_captured_dyn_filter` fn in crate `query`."><title>build_captured_dyn_filter in query::dist_plan::dyn_filter_bridge - 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-1ed95124.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="1.98.1 (48a229cea 2026-09-01)" data-channel="1.98.1" data-search-js="search-9944d736.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../static.files/main-417ebf0a.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-f7c3ffd8.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 fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[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="#">build_captured_dyn_filter</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../query/index.html">query</a><span class="version">1.4.0-alpha.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In query::<wbr>dist_<wbr>plan::<wbr>dyn_<wbr>filter_<wbr>bridge</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" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../index.html">query</a>::<wbr><a href="../index.html">dist_plan</a>::<wbr><a href="index.html">dyn_filter_bridge</a></div><h1>Function <span class="fn">build_<wbr>captured_<wbr>dyn_<wbr>filter</span>&nbsp;<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/dist_plan/dyn_filter_bridge.rs.html#140-163">Source</a> </span></div><pre class="rust item-decl"><code>fn build_captured_dyn_filter(
remote_dyn_filter_producer_id: <a class="struct" href="../struct.RemoteDynFilterProducerId.html" title="struct query::dist_plan::RemoteDynFilterProducerId">RemoteDynFilterProducerId</a>,
producer_local_ordinal: <a class="primitive" href="https://doc.rust-lang.org/1.98.1/std/primitive.usize.html">usize</a>,
alive_dyn_filter: <a class="struct" href="https://doc.rust-lang.org/1.98.1/alloc/sync/struct.Arc.html" title="struct alloc::sync::Arc">Arc</a>&lt;DynamicFilterPhysicalExpr&gt;,
) -&gt; Result&lt;<a class="struct" href="struct.CapturedDynFilter.html" title="struct query::dist_plan::dyn_filter_bridge::CapturedDynFilter">CapturedDynFilter</a>&gt;</code></pre></section></div></main></body></html>

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