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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 `fix_order` mod in crate `common_function`."><title>common_function::aggrs::aggr_wrapper::fix_order - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../../../static.files/rustdoc-e56847b5.css"><meta name="rustdoc-vars" data-root-path="../../../../" data-static-root-path="../../../../static.files/" data-current-crate="common_function" data-themes="" data-resource-suffix="" data-rustdoc-version="1.92.0-nightly (fa3155a64 2025-09-30)" data-channel="nightly" data-search-js="search-e256b49e.js" data-stringdex-js="stringdex-828709d0.js" data-settings-js="settings-c38705f0.js" ><script src="../../../../static.files/storage-e2aeef58.js"></script><script defer src="../sidebar-items.js"></script><script defer src="../../../../static.files/main-ce535bd0.js"></script><noscript><link rel="stylesheet" href="../../../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../../../static.files/favicon-044be391.svg"></head><body class="rustdoc mod"><!--[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 fix_order</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../common_function/index.html">common_<wbr>function</a><span class="version">1.0.0-beta.3</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Module fix_<wbr>order</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 common_<wbr>function::<wbr>aggrs::<wbr>aggr_<wbr>wrapper</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../../../index.html">common_function</a>::<wbr><a href="../../index.html">aggrs</a>::<wbr><a href="../index.html">aggr_wrapper</a></div><h1>Module <span>fix_<wbr>order</span> <button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../../../src/common_function/aggrs/aggr_wrapper/fix_order.rs.html#15-189">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.FixOrderingRewriter.html" title="struct common_function::aggrs::aggr_wrapper::fix_order::FixOrderingRewriter">FixOrdering<wbr>Rewriter</a><span title="Restricted Visibility"> 🔒</span> </dt><dt><a class="struct" href="struct.FixStateUdafOrderingAnalyzer.html" title="struct common_function::aggrs::aggr_wrapper::fix_order::FixStateUdafOrderingAnalyzer">FixState<wbr>Udaf<wbr>Ordering<wbr>Analyzer</a></dt><dd>Traverse the plan, found all <code>__<aggr_name>_state</code> and fix their ordering fields
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if their input aggr is with order by, this is currently only useful for <code>first_value</code> and <code>last_value</code> udaf</dd><dt><a class="struct" href="struct.UnFixStateUdafOrderingAnalyzer.html" title="struct common_function::aggrs::aggr_wrapper::fix_order::UnFixStateUdafOrderingAnalyzer">UnFix<wbr>State<wbr>Udaf<wbr>Ordering<wbr>Analyzer</a></dt><dd>Traverse the plan, found all <code>__<aggr_name>_state</code> and remove their ordering fields
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this is currently only useful for <code>first_value</code> and <code>last_value</code> udaf when need to encode to substrait</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.rewrite_expr.html" title="fn common_function::aggrs::aggr_wrapper::fix_order::rewrite_expr">rewrite_<wbr>expr</a><span title="Restricted Visibility"> 🔒</span> </dt><dd>first see the aggr node in expr
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as it could be nested aggr like alias(aggr(sort))
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if contained aggr expr have a order by, and the aggr name match the regex
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then we need to fix the ordering field of the state udaf
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to be the same as the aggr expr</dd></dl></section></div></main></body></html> |