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Green_GoodERP18_FSJ_Standard/PostgreSQL/doc/postgresql/html/brin-builtin-opclasses.html

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  1. <?xml version="1.0" encoding="UTF-8" standalone="no"?>

  2. <!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 V1.79.1" /><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 12.4 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>

  3.   The core <span class="productname">PostgreSQL</span> distribution

  4.   includes the <acronym class="acronym">BRIN</acronym> operator classes shown in

  5.   <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>.

  6.  </p><p>

  7.   The <em class="firstterm">minmax</em>

  8.   operator classes store the minimum and the maximum values appearing

  9.   in the indexed column within the range.  The <em class="firstterm">inclusion</em>

  10.   operator classes store a value which includes the values in the indexed

  11.   column within the range.

  12.  </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">int8_minmax_ops</code></td><td><code class="type">bigint</code></td><td>

  13.       <code class="literal">&lt;</code>

  14.       <code class="literal">&lt;=</code>

  15.       <code class="literal">=</code>

  16.       <code class="literal">&gt;=</code>

  17.       <code class="literal">&gt;</code>

  18.      </td></tr><tr><td><code class="literal">bit_minmax_ops</code></td><td><code class="type">bit</code></td><td>

  19.       <code class="literal">&lt;</code>

  20.       <code class="literal">&lt;=</code>

  21.       <code class="literal">=</code>

  22.       <code class="literal">&gt;=</code>

  23.       <code class="literal">&gt;</code>

  24.      </td></tr><tr><td><code class="literal">varbit_minmax_ops</code></td><td><code class="type">bit varying</code></td><td>

  25.       <code class="literal">&lt;</code>

  26.       <code class="literal">&lt;=</code>

  27.       <code class="literal">=</code>

  28.       <code class="literal">&gt;=</code>

  29.       <code class="literal">&gt;</code>

  30.      </td></tr><tr><td><code class="literal">box_inclusion_ops</code></td><td><code class="type">box</code></td><td>

  31.       <code class="literal">&lt;&lt;</code>

  32.       <code class="literal">&amp;&lt;</code>

  33.       <code class="literal">&amp;&amp;</code>

  34.       <code class="literal">&amp;&gt;</code>

  35.       <code class="literal">&gt;&gt;</code>

  36.       <code class="literal">~=</code>

  37.       <code class="literal">@&gt;</code>

  38.       <code class="literal">&lt;@</code>

  39.       <code class="literal">&amp;&lt;|</code>

  40.       <code class="literal">&lt;&lt;|</code>

  41.       <code class="literal">|&gt;&gt;</code>

  42.       <code class="literal">|&amp;&gt;</code>

  43.      </td></tr><tr><td><code class="literal">bytea_minmax_ops</code></td><td><code class="type">bytea</code></td><td>

  44.       <code class="literal">&lt;</code>

  45.       <code class="literal">&lt;=</code>

  46.       <code class="literal">=</code>

  47.       <code class="literal">&gt;=</code>

  48.       <code class="literal">&gt;</code>

  49.      </td></tr><tr><td><code class="literal">bpchar_minmax_ops</code></td><td><code class="type">character</code></td><td>

  50.       <code class="literal">&lt;</code>

  51.       <code class="literal">&lt;=</code>

  52.       <code class="literal">=</code>

  53.       <code class="literal">&gt;=</code>

  54.       <code class="literal">&gt;</code>

  55.      </td></tr><tr><td><code class="literal">char_minmax_ops</code></td><td><code class="type">"char"</code></td><td>

  56.       <code class="literal">&lt;</code>

  57.       <code class="literal">&lt;=</code>

  58.       <code class="literal">=</code>

  59.       <code class="literal">&gt;=</code>

  60.       <code class="literal">&gt;</code>

  61.      </td></tr><tr><td><code class="literal">date_minmax_ops</code></td><td><code class="type">date</code></td><td>

  62.       <code class="literal">&lt;</code>

  63.       <code class="literal">&lt;=</code>

  64.       <code class="literal">=</code>

  65.       <code class="literal">&gt;=</code>

  66.       <code class="literal">&gt;</code>

  67.      </td></tr><tr><td><code class="literal">float8_minmax_ops</code></td><td><code class="type">double precision</code></td><td>

  68.       <code class="literal">&lt;</code>

  69.       <code class="literal">&lt;=</code>

  70.       <code class="literal">=</code>

  71.       <code class="literal">&gt;=</code>

  72.       <code class="literal">&gt;</code>

  73.      </td></tr><tr><td><code class="literal">inet_minmax_ops</code></td><td><code class="type">inet</code></td><td>

  74.       <code class="literal">&lt;</code>

  75.       <code class="literal">&lt;=</code>

  76.       <code class="literal">=</code>

  77.       <code class="literal">&gt;=</code>

  78.       <code class="literal">&gt;</code>

  79.      </td></tr><tr><td><code class="literal">network_inclusion_ops</code></td><td><code class="type">inet</code></td><td>

  80.       <code class="literal">&amp;&amp;</code>

  81.       <code class="literal">&gt;&gt;=</code>

  82.       <code class="literal">&lt;&lt;=</code>

  83.       <code class="literal">=</code>

  84.       <code class="literal">&gt;&gt;</code>

  85.       <code class="literal">&lt;&lt;</code>

  86.      </td></tr><tr><td><code class="literal">int4_minmax_ops</code></td><td><code class="type">integer</code></td><td>

  87.       <code class="literal">&lt;</code>

  88.       <code class="literal">&lt;=</code>

  89.       <code class="literal">=</code>

  90.       <code class="literal">&gt;=</code>

  91.       <code class="literal">&gt;</code>

  92.      </td></tr><tr><td><code class="literal">interval_minmax_ops</code></td><td><code class="type">interval</code></td><td>

  93.       <code class="literal">&lt;</code>

  94.       <code class="literal">&lt;=</code>

  95.       <code class="literal">=</code>

  96.       <code class="literal">&gt;=</code>

  97.       <code class="literal">&gt;</code>

  98.      </td></tr><tr><td><code class="literal">macaddr_minmax_ops</code></td><td><code class="type">macaddr</code></td><td>

  99.       <code class="literal">&lt;</code>

  100.       <code class="literal">&lt;=</code>

  101.       <code class="literal">=</code>

  102.       <code class="literal">&gt;=</code>

  103.       <code class="literal">&gt;</code>

  104.      </td></tr><tr><td><code class="literal">macaddr8_minmax_ops</code></td><td><code class="type">macaddr8</code></td><td>

  105.       <code class="literal">&lt;</code>

  106.       <code class="literal">&lt;=</code>

  107.       <code class="literal">=</code>

  108.       <code class="literal">&gt;=</code>

  109.       <code class="literal">&gt;</code>

  110.      </td></tr><tr><td><code class="literal">name_minmax_ops</code></td><td><code class="type">name</code></td><td>

  111.       <code class="literal">&lt;</code>

  112.       <code class="literal">&lt;=</code>

  113.       <code class="literal">=</code>

  114.       <code class="literal">&gt;=</code>

  115.       <code class="literal">&gt;</code>

  116.      </td></tr><tr><td><code class="literal">numeric_minmax_ops</code></td><td><code class="type">numeric</code></td><td>

  117.       <code class="literal">&lt;</code>

  118.       <code class="literal">&lt;=</code>

  119.       <code class="literal">=</code>

  120.       <code class="literal">&gt;=</code>

  121.       <code class="literal">&gt;</code>

  122.      </td></tr><tr><td><code class="literal">pg_lsn_minmax_ops</code></td><td><code class="type">pg_lsn</code></td><td>

  123.       <code class="literal">&lt;</code>

  124.       <code class="literal">&lt;=</code>

  125.       <code class="literal">=</code>

  126.       <code class="literal">&gt;=</code>

  127.       <code class="literal">&gt;</code>

  128.      </td></tr><tr><td><code class="literal">oid_minmax_ops</code></td><td><code class="type">oid</code></td><td>

  129.       <code class="literal">&lt;</code>

  130.       <code class="literal">&lt;=</code>

  131.       <code class="literal">=</code>

  132.       <code class="literal">&gt;=</code>

  133.       <code class="literal">&gt;</code>

  134.      </td></tr><tr><td><code class="literal">range_inclusion_ops</code></td><td><code class="type">any range type</code></td><td>

  135.       <code class="literal">&lt;&lt;</code>

  136.       <code class="literal">&amp;&lt;</code>

  137.       <code class="literal">&amp;&amp;</code>

  138.       <code class="literal">&amp;&gt;</code>

  139.       <code class="literal">&gt;&gt;</code>

  140.       <code class="literal">@&gt;</code>

  141.       <code class="literal">&lt;@</code>

  142.       <code class="literal">-|-</code>

  143.       <code class="literal">=</code>

  144.       <code class="literal">&lt;</code>

  145.       <code class="literal">&lt;=</code>

  146.       <code class="literal">=</code>

  147.       <code class="literal">&gt;</code>

  148.       <code class="literal">&gt;=</code>

  149.      </td></tr><tr><td><code class="literal">float4_minmax_ops</code></td><td><code class="type">real</code></td><td>

  150.       <code class="literal">&lt;</code>

  151.       <code class="literal">&lt;=</code>

  152.       <code class="literal">=</code>

  153.       <code class="literal">&gt;=</code>

  154.       <code class="literal">&gt;</code>

  155.      </td></tr><tr><td><code class="literal">int2_minmax_ops</code></td><td><code class="type">smallint</code></td><td>

  156.       <code class="literal">&lt;</code>

  157.       <code class="literal">&lt;=</code>

  158.       <code class="literal">=</code>

  159.       <code class="literal">&gt;=</code>

  160.       <code class="literal">&gt;</code>

  161.      </td></tr><tr><td><code class="literal">text_minmax_ops</code></td><td><code class="type">text</code></td><td>

  162.       <code class="literal">&lt;</code>

  163.       <code class="literal">&lt;=</code>

  164.       <code class="literal">=</code>

  165.       <code class="literal">&gt;=</code>

  166.       <code class="literal">&gt;</code>

  167.      </td></tr><tr><td><code class="literal">tid_minmax_ops</code></td><td><code class="type">tid</code></td><td>

  168.       <code class="literal">&lt;</code>

  169.       <code class="literal">&lt;=</code>

  170.       <code class="literal">=</code>

  171.       <code class="literal">&gt;=</code>

  172.       <code class="literal">&gt;</code>

  173.      </td></tr><tr><td><code class="literal">timestamp_minmax_ops</code></td><td><code class="type">timestamp without time zone</code></td><td>

  174.       <code class="literal">&lt;</code>

  175.       <code class="literal">&lt;=</code>

  176.       <code class="literal">=</code>

  177.       <code class="literal">&gt;=</code>

  178.       <code class="literal">&gt;</code>

  179.      </td></tr><tr><td><code class="literal">timestamptz_minmax_ops</code></td><td><code class="type">timestamp with time zone</code></td><td>

  180.       <code class="literal">&lt;</code>

  181.       <code class="literal">&lt;=</code>

  182.       <code class="literal">=</code>

  183.       <code class="literal">&gt;=</code>

  184.       <code class="literal">&gt;</code>

  185.      </td></tr><tr><td><code class="literal">time_minmax_ops</code></td><td><code class="type">time without time zone</code></td><td>

  186.       <code class="literal">&lt;</code>

  187.       <code class="literal">&lt;=</code>

  188.       <code class="literal">=</code>

  189.       <code class="literal">&gt;=</code>

  190.       <code class="literal">&gt;</code>

  191.      </td></tr><tr><td><code class="literal">timetz_minmax_ops</code></td><td><code class="type">time with time zone</code></td><td>

  192.       <code class="literal">&lt;</code>

  193.       <code class="literal">&lt;=</code>

  194.       <code class="literal">=</code>

  195.       <code class="literal">&gt;=</code>

  196.       <code class="literal">&gt;</code>

  197.      </td></tr><tr><td><code class="literal">uuid_minmax_ops</code></td><td><code class="type">uuid</code></td><td>

  198.       <code class="literal">&lt;</code>

  199.       <code class="literal">&lt;=</code>

  200.       <code class="literal">=</code>

  201.       <code class="literal">&gt;=</code>

  202.       <code class="literal">&gt;</code>

  203.      </td></tr></tbody></table></div></div><br class="table-break" /></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="brin-intro.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="brin.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="brin-extensibility.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">67.1. Introduction </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> 67.3. Extensibility</td></tr></table></div></body></html>
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