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<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!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>51.82. pg_rules</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="[email protected]" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="view-pg-roles.html" title="51.81. pg_roles" /><link rel="next" href="view-pg-seclabels.html" title="51.83. pg_seclabels" /></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">51.82. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_rules</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="view-pg-roles.html" title="51.81. pg_roles">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="catalogs.html" title="Chapter 51. System Catalogs">Up</a></td><th width="60%" align="center">Chapter 51. System Catalogs</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 10.23 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="view-pg-seclabels.html" title="51.83. pg_seclabels">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="VIEW-PG-RULES"><div class="titlepage"><div><div><h2 class="title" style="clear: both">51.82. <code class="structname">pg_rules</code></h2></div></div></div><a id="id-1.10.4.84.2" class="indexterm"></a><p> The view <code class="structname">pg_rules</code> provides access to useful information about query rewrite rules. </p><div class="table" id="id-1.10.4.84.4"><p class="title"><strong>Table 51.83. <code class="structname">pg_rules</code> Columns</strong></p><div class="table-contents"><table class="table" summary="pg_rules Columns" border="1"><colgroup><col /><col /><col /><col /></colgroup><thead><tr><th>Name</th><th>Type</th><th>References</th><th>Description</th></tr></thead><tbody><tr><td><code class="structfield">schemaname</code></td><td><code class="type">name</code></td><td><code class="literal"><a class="link" href="catalog-pg-namespace.html" title="51.32. pg_namespace"><code class="structname">pg_namespace</code></a>.nspname</code></td><td>Name of schema containing table</td></tr><tr><td><code class="structfield">tablename</code></td><td><code class="type">name</code></td><td><code class="literal"><a class="link" href="catalog-pg-class.html" title="51.11. pg_class"><code class="structname">pg_class</code></a>.relname</code></td><td>Name of table the rule is for</td></tr><tr><td><code class="structfield">rulename</code></td><td><code class="type">name</code></td><td><code class="literal"><a class="link" href="catalog-pg-rewrite.html" title="51.44. pg_rewrite"><code class="structname">pg_rewrite</code></a>.rulename</code></td><td>Name of rule</td></tr><tr><td><code class="structfield">definition</code></td><td><code class="type">text</code></td><td> </td><td>Rule definition (a reconstructed creation command)</td></tr></tbody></table></div></div><br class="table-break" /><p> The <code class="structname">pg_rules</code> view excludes the <code class="literal">ON SELECT</code> rules of views and materialized views; those can be seen in <code class="structname">pg_views</code> and <code class="structname">pg_matviews</code>. </p></div><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navfooter"><hr></hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="view-pg-roles.html" title="51.81. pg_roles">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="catalogs.html" title="Chapter 51. System Catalogs">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="view-pg-seclabels.html" title="51.83. pg_seclabels">Next</a></td></tr><tr><td width="40%" align="left" valign="top">51.81. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_roles</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 10.23 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 51.83. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_seclabels</code></td></tr></table></div></body></html>