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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>67.2. Built-in Operator Classes</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="brin-intro.html" title="67.1. Introduction" /><link rel="next" href="brin-extensibility.html" title="67.3. Extensibility" /></head><body><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">67.2. Built-in Operator Classes</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="brin-intro.html" title="67.1. Introduction">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="brin.html" title="Chapter 67. BRIN Indexes">Up</a></td><th width="60%" align="center">Chapter 67. BRIN Indexes</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 11.5 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="brin-extensibility.html" title="67.3. Extensibility">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="BRIN-BUILTIN-OPCLASSES"><div class="titlepage"><div><div><h2 class="title" style="clear: both">67.2. Built-in Operator Classes</h2></div></div></div><p>
The core <span class="productname">PostgreSQL</span> distribution
includes the <acronym class="acronym">BRIN</acronym> operator classes shown in
<a class="xref" href="brin-builtin-opclasses.html#BRIN-BUILTIN-OPCLASSES-TABLE" title="Table 67.1. Built-in BRIN Operator Classes">Table 67.1</a>.
</p><p>
The <em class="firstterm">minmax</em>
operator classes store the minimum and the maximum values appearing
in the indexed column within the range. The <em class="firstterm">inclusion</em>
operator classes store a value which includes the values in the indexed
column within the range.
</p><div class="table" id="BRIN-BUILTIN-OPCLASSES-TABLE"><p class="title"><strong>Table 67.1. Built-in <acronym class="acronym">BRIN</acronym> Operator Classes</strong></p><div class="table-contents"><table class="table" summary="Built-in BRIN Operator Classes" border="1"><colgroup><col /><col /><col /></colgroup><thead><tr><th>Name</th><th>Indexed Data Type</th><th>Indexable Operators</th></tr></thead><tbody><tr><td><code class="literal">abstime_minmax_ops</code></td><td><code class="type">abstime</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">int8_minmax_ops</code></td><td><code class="type">bigint</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">bit_minmax_ops</code></td><td><code class="type">bit</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">varbit_minmax_ops</code></td><td><code class="type">bit varying</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">box_inclusion_ops</code></td><td><code class="type">box</code></td><td>
<code class="literal"><<</code>
<code class="literal">&<</code>
<code class="literal">&&</code>
<code class="literal">&></code>
<code class="literal">>></code>
<code class="literal">~=</code>
<code class="literal">@></code>
<code class="literal"><@</code>
<code class="literal">&<|</code>
<code class="literal"><<|</code>
<code class="literal">|>></code>
<code class="literal">|&></code>
</td></tr><tr><td><code class="literal">bytea_minmax_ops</code></td><td><code class="type">bytea</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">bpchar_minmax_ops</code></td><td><code class="type">character</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">char_minmax_ops</code></td><td><code class="type">"char"</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">date_minmax_ops</code></td><td><code class="type">date</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">float8_minmax_ops</code></td><td><code class="type">double precision</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">inet_minmax_ops</code></td><td><code class="type">inet</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">network_inclusion_ops</code></td><td><code class="type">inet</code></td><td>
<code class="literal">&&</code>
<code class="literal">>>=</code>
<code class="literal"><<=</code>
<code class="literal">=</code>
<code class="literal">>></code>
<code class="literal"><<</code>
</td></tr><tr><td><code class="literal">int4_minmax_ops</code></td><td><code class="type">integer</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">interval_minmax_ops</code></td><td><code class="type">interval</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">macaddr_minmax_ops</code></td><td><code class="type">macaddr</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">macaddr8_minmax_ops</code></td><td><code class="type">macaddr8</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">name_minmax_ops</code></td><td><code class="type">name</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">numeric_minmax_ops</code></td><td><code class="type">numeric</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">pg_lsn_minmax_ops</code></td><td><code class="type">pg_lsn</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">oid_minmax_ops</code></td><td><code class="type">oid</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">range_inclusion_ops</code></td><td><code class="type">any range type</code></td><td>
<code class="literal"><<</code>
<code class="literal">&<</code>
<code class="literal">&&</code>
<code class="literal">&></code>
<code class="literal">>></code>
<code class="literal">@></code>
<code class="literal"><@</code>
<code class="literal">-|-</code>
<code class="literal">=</code>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">></code>
<code class="literal">>=</code>
</td></tr><tr><td><code class="literal">float4_minmax_ops</code></td><td><code class="type">real</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">reltime_minmax_ops</code></td><td><code class="type">reltime</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">int2_minmax_ops</code></td><td><code class="type">smallint</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">text_minmax_ops</code></td><td><code class="type">text</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">tid_minmax_ops</code></td><td><code class="type">tid</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">timestamp_minmax_ops</code></td><td><code class="type">timestamp without time zone</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">timestamptz_minmax_ops</code></td><td><code class="type">timestamp with time zone</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">time_minmax_ops</code></td><td><code class="type">time without time zone</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">timetz_minmax_ops</code></td><td><code class="type">time with time zone</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
</td></tr><tr><td><code class="literal">uuid_minmax_ops</code></td><td><code class="type">uuid</code></td><td>
<code class="literal"><</code>
<code class="literal"><=</code>
<code class="literal">=</code>
<code class="literal">>=</code>
<code class="literal">></code>
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