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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>70.7. Examples</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="gin-limit.html" title="70.6. Limitations" /><link rel="next" href="brin.html" title="Chapter 71. BRIN Indexes" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">70.7. Examples</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="gin-limit.html" title="70.6. Limitations">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="gin.html" title="Chapter 70. GIN Indexes">Up</a></td><th width="60%" align="center">Chapter 70. GIN Indexes</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 15.6 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="brin.html" title="Chapter 71. BRIN Indexes">Next</a></td></tr></table><hr /></div><div class="sect1" id="GIN-EXAMPLES"><div class="titlepage"><div><div><h2 class="title" style="clear: both">70.7. Examples</h2></div></div></div><p>
The core <span class="productname">PostgreSQL</span> distribution
includes the <acronym class="acronym">GIN</acronym> operator classes previously shown in
<a class="xref" href="gin-builtin-opclasses.html#GIN-BUILTIN-OPCLASSES-TABLE" title="Table 70.1. Built-in GIN Operator Classes">Table 70.1</a>.
The following <code class="filename">contrib</code> modules also contain
<acronym class="acronym">GIN</acronym> operator classes:
</p><div class="variablelist"><dl class="variablelist"><dt><span class="term"><code class="filename">btree_gin</code></span></dt><dd><p>B-tree equivalent functionality for several data types</p></dd><dt><span class="term"><code class="filename">hstore</code></span></dt><dd><p>Module for storing (key, value) pairs</p></dd><dt><span class="term"><code class="filename">intarray</code></span></dt><dd><p>Enhanced support for <code class="type">int[]</code></p></dd><dt><span class="term"><code class="filename">pg_trgm</code></span></dt><dd><p>Text similarity using trigram matching</p></dd></dl></div><p>
</p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="gin-limit.html" title="70.6. Limitations">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="gin.html" title="Chapter 70. GIN Indexes">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="brin.html" title="Chapter 71. BRIN Indexes">Next</a></td></tr><tr><td width="40%" align="left" valign="top">70.6. Limitations </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 15.6 Documentation">Home</a></td><td width="40%" align="right" valign="top"> Chapter 71. BRIN Indexes</td></tr></table></div></body></html>
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