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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>52.66. pg_available_extension_versions</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="view-pg-available-extensions.html" title="52.65. pg_available_extensions" /><link rel="next" href="view-pg-config.html" title="52.67. pg_config" /></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">52.66. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_available_extension_versions</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="view-pg-available-extensions.html" title="52.65. pg_available_extensions">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="catalogs.html" title="Chapter 52. System Catalogs">Up</a></td><th width="60%" align="center">Chapter 52. System Catalogs</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="view-pg-config.html" title="52.67. pg_config">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="VIEW-PG-AVAILABLE-EXTENSION-VERSIONS"><div class="titlepage"><div><div><h2 class="title" style="clear: both">52.66. <code class="structname">pg_available_extension_versions</code></h2></div></div></div><a id="id-1.10.4.68.2" class="indexterm"></a><p>
The <code class="structname">pg_available_extension_versions</code> view lists the
specific extension versions that are available for installation.
See also the <a class="link" href="catalog-pg-extension.html" title="52.22. pg_extension"><code class="structname">pg_extension</code></a>
catalog, which shows the extensions currently installed.
</p><div class="table" id="id-1.10.4.68.4"><p class="title"><strong>Table 52.67. <code class="structname">pg_available_extension_versions</code> Columns</strong></p><div class="table-contents"><table class="table" summary="pg_available_extension_versions Columns" border="1"><colgroup><col /><col /><col /></colgroup><thead><tr><th>Name</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code class="structfield">name</code></td><td><code class="type">name</code></td><td>Extension name</td></tr><tr><td><code class="structfield">version</code></td><td><code class="type">text</code></td><td>Version name</td></tr><tr><td><code class="structfield">installed</code></td><td><code class="type">bool</code></td><td>True if this version of this extension is currently
installed</td></tr><tr><td><code class="structfield">superuser</code></td><td><code class="type">bool</code></td><td>True if only superusers are allowed to install this extension</td></tr><tr><td><code class="structfield">relocatable</code></td><td><code class="type">bool</code></td><td>True if extension can be relocated to another schema</td></tr><tr><td><code class="structfield">schema</code></td><td><code class="type">name</code></td><td>Name of the schema that the extension must be installed into,
or <code class="literal">NULL</code> if partially or fully relocatable</td></tr><tr><td><code class="structfield">requires</code></td><td><code class="type">name[]</code></td><td>Names of prerequisite extensions,
or <code class="literal">NULL</code> if none</td></tr><tr><td><code class="structfield">comment</code></td><td><code class="type">text</code></td><td>Comment string from the extension's control file</td></tr></tbody></table></div></div><br class="table-break" /><p>
The <code class="structname">pg_available_extension_versions</code> view is read
only.
</p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="view-pg-available-extensions.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="catalogs.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="view-pg-config.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">52.65. <code class="structname">pg_available_extensions</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> 52.67. <code class="structname">pg_config</code></td></tr></table></div></body></html>
