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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:46:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:46:48 +0000
commit311bcfc6b3acdd6fd152798c7f287ddf74fa2a98 (patch)
tree0ec307299b1dada3701e42f4ca6eda57d708261e /doc/src/sgml/html/catalog-pg-extension.html
parentInitial commit. (diff)
downloadpostgresql-15-311bcfc6b3acdd6fd152798c7f287ddf74fa2a98.tar.xz
postgresql-15-311bcfc6b3acdd6fd152798c7f287ddf74fa2a98.zip
Adding upstream version 15.4.upstream/15.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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>53.22. pg_extension</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="catalog-pg-event-trigger.html" title="53.21. pg_event_trigger" /><link rel="next" href="catalog-pg-foreign-data-wrapper.html" title="53.23. pg_foreign_data_wrapper" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">53.22. <code class="structname">pg_extension</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="catalog-pg-event-trigger.html" title="53.21. pg_event_trigger">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="catalogs.html" title="Chapter 53. System Catalogs">Up</a></td><th width="60%" align="center">Chapter 53. System Catalogs</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 15.4 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="catalog-pg-foreign-data-wrapper.html" title="53.23. pg_foreign_data_wrapper">Next</a></td></tr></table><hr /></div><div class="sect1" id="CATALOG-PG-EXTENSION"><div class="titlepage"><div><div><h2 class="title" style="clear: both">53.22. <code class="structname">pg_extension</code></h2></div></div></div><a id="id-1.10.4.24.2" class="indexterm"></a><p>
+ The catalog <code class="structname">pg_extension</code> stores information
+ about the installed extensions. See <a class="xref" href="extend-extensions.html" title="38.17. Packaging Related Objects into an Extension">Section 38.17</a>
+ for details about extensions.
+ </p><div class="table" id="id-1.10.4.24.4"><p class="title"><strong>Table 53.22. <code class="structname">pg_extension</code> Columns</strong></p><div class="table-contents"><table class="table" summary="pg_extension Columns" border="1"><colgroup><col /></colgroup><thead><tr><th class="catalog_table_entry"><p class="column_definition">
+ Column Type
+ </p>
+ <p>
+ Description
+ </p></th></tr></thead><tbody><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">oid</code> <code class="type">oid</code>
+ </p>
+ <p>
+ Row identifier
+ </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">extname</code> <code class="type">name</code>
+ </p>
+ <p>
+ Name of the extension
+ </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">extowner</code> <code class="type">oid</code>
+ (references <a class="link" href="catalog-pg-authid.html" title="53.8. pg_authid"><code class="structname">pg_authid</code></a>.<code class="structfield">oid</code>)
+ </p>
+ <p>
+ Owner of the extension
+ </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">extnamespace</code> <code class="type">oid</code>
+ (references <a class="link" href="catalog-pg-namespace.html" title="53.32. pg_namespace"><code class="structname">pg_namespace</code></a>.<code class="structfield">oid</code>)
+ </p>
+ <p>
+ Schema containing the extension's exported objects
+ </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">extrelocatable</code> <code class="type">bool</code>
+ </p>
+ <p>
+ True if extension can be relocated to another schema
+ </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">extversion</code> <code class="type">text</code>
+ </p>
+ <p>
+ Version name for the extension
+ </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">extconfig</code> <code class="type">oid[]</code>
+ (references <a class="link" href="catalog-pg-class.html" title="53.11. pg_class"><code class="structname">pg_class</code></a>.<code class="structfield">oid</code>)
+ </p>
+ <p>
+ Array of <code class="type">regclass</code> OIDs for the extension's configuration
+ table(s), or <code class="literal">NULL</code> if none
+ </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
+ <code class="structfield">extcondition</code> <code class="type">text[]</code>
+ </p>
+ <p>
+ Array of <code class="literal">WHERE</code>-clause filter conditions for the
+ extension's configuration table(s), or <code class="literal">NULL</code> if none
+ </p></td></tr></tbody></table></div></div><br class="table-break" /><p>
+ Note that unlike most catalogs with a <span class="quote">“<span class="quote">namespace</span>”</span> column,
+ <code class="structfield">extnamespace</code> is not meant to imply
+ that the extension belongs to that schema. Extension names are never
+ schema-qualified. Rather, <code class="structfield">extnamespace</code>
+ indicates the schema that contains most or all of the extension's
+ objects. If <code class="structfield">extrelocatable</code> is true, then
+ this schema must in fact contain all schema-qualifiable objects
+ belonging to the extension.
+ </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="catalog-pg-event-trigger.html" title="53.21. pg_event_trigger">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="catalogs.html" title="Chapter 53. System Catalogs">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="catalog-pg-foreign-data-wrapper.html" title="53.23. pg_foreign_data_wrapper">Next</a></td></tr><tr><td width="40%" align="left" valign="top">53.21. <code class="structname">pg_event_trigger</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 15.4 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 53.23. <code class="structname">pg_foreign_data_wrapper</code></td></tr></table></div></body></html> \ No newline at end of file
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