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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 `expand_interval` mod in crate `sql`."><title>sql::statements::transform::expand_interval - 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="sql" 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 expand_interval</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../../../sql/index.html">sql</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 expand_<wbr>interval</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 sql::<wbr>statements::<wbr>transform</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">sql</a>::<wbr><a href="../../index.html">statements</a>::<wbr><a href="../index.html">transform</a></div><h1>Module <span>expand_<wbr>interval</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/sql/statements/transform/expand_interval.rs.html#15-433">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.ExpandIntervalTransformRule.html" title="struct sql::statements::transform::expand_interval::ExpandIntervalTransformRule">Expand<wbr>Interval<wbr>Transform<wbr>Rule</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>‘INTERVAL’ abbreviation transformer</dd><dt><a class="struct" href="struct.INTERVAL_ABBREVIATION_MAPPING.html" title="struct sql::statements::transform::expand_interval::INTERVAL_ABBREVIATION_MAPPING">INTERVAL_<wbr>ABBREVIATION_<wbr>MAPPING</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="struct" href="struct.INTERVAL_ABBREVIATION_PATTERN.html" title="struct sql::statements::transform::expand_interval::INTERVAL_ABBREVIATION_PATTERN">INTERVAL_<wbr>ABBREVIATION_<wbr>PATTERN</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Matches either one or more digits <code>(\d+)</code> or one or more ASCII characters <code>[a-zA-Z]</code> or plus/minus signs</dd><dt><a class="struct" href="struct.IS_VALID_ISO_8601_PREFIX_PATTERN.html" title="struct sql::statements::transform::expand_interval::IS_VALID_ISO_8601_PREFIX_PATTERN">IS_<wbr>VALID_<wbr>ISO_<wbr>8601_<wbr>PREFIX_<wbr>PATTERN</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Checks if the provided string starts as ISO_8601 format string (case/sign independent)</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.expand_interval_abbreviation.html" title="fn sql::statements::transform::expand_interval::expand_interval_abbreviation">expand_<wbr>interval_<wbr>abbreviation</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.normalize_interval_name.html" title="fn sql::statements::transform::expand_interval::normalize_interval_name">normalize_<wbr>interval_<wbr>name</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dd>Normalizes an interval expression string into the sql-compatible format.
This function handles 2 types of input:</dd><dt><a class="fn" href="fn.parse_iso8601_interval.html" title="fn sql::statements::transform::expand_interval::parse_iso8601_interval">parse_<wbr>iso8601_<wbr>interval</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.single_quoted_string_expr.html" title="fn sql::statements::transform::expand_interval::single_quoted_string_expr">single_<wbr>quoted_<wbr>string_<wbr>expr</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt><dt><a class="fn" href="fn.update_existing_interval_with_value.html" title="fn sql::statements::transform::expand_interval::update_existing_interval_with_value">update_<wbr>existing_<wbr>interval_<wbr>with_<wbr>value</a><span title="Restricted Visibility">&nbsp;🔒</span> </dt></dl></section></div></main></body></html>
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