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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>52.24. pg_foreign_server</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-foreign-data-wrapper.html" title="52.23. pg_foreign_data_wrapper" /><link rel="next" href="catalog-pg-foreign-table.html" title="52.25. pg_foreign_table" /></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">52.24. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_foreign_server</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="catalog-pg-foreign-data-wrapper.html" title="52.23. pg_foreign_data_wrapper">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="catalog-pg-foreign-table.html" title="52.25. pg_foreign_table">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="CATALOG-PG-FOREIGN-SERVER"><div class="titlepage"><div><div><h2 class="title" style="clear: both">52.24. <code class="structname">pg_foreign_server</code></h2></div></div></div><a id="id-1.10.4.26.2" class="indexterm"></a><p>
The catalog <code class="structname">pg_foreign_server</code> stores
foreign server definitions. A foreign server describes a source
of external data, such as a remote server. Foreign
servers are accessed via foreign-data wrappers.
</p><div class="table" id="id-1.10.4.26.4"><p class="title"><strong>Table 52.24. <code class="structname">pg_foreign_server</code> Columns</strong></p><div class="table-contents"><table class="table" summary="pg_foreign_server 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">oid</code></td><td><code class="type">oid</code></td><td> </td><td>Row identifier (hidden attribute; must be explicitly selected)</td></tr><tr><td><code class="structfield">srvname</code></td><td><code class="type">name</code></td><td> </td><td>Name of the foreign server</td></tr><tr><td><code class="structfield">srvowner</code></td><td><code class="type">oid</code></td><td><code class="literal"><a class="link" href="catalog-pg-authid.html" title="52.8. pg_authid"><code class="structname">pg_authid</code></a>.oid</code></td><td>Owner of the foreign server</td></tr><tr><td><code class="structfield">srvfdw</code></td><td><code class="type">oid</code></td><td><code class="literal"><a class="link" href="catalog-pg-foreign-data-wrapper.html" title="52.23. pg_foreign_data_wrapper"><code class="structname">pg_foreign_data_wrapper</code></a>.oid</code></td><td>OID of the foreign-data wrapper of this foreign server</td></tr><tr><td><code class="structfield">srvtype</code></td><td><code class="type">text</code></td><td> </td><td>Type of the server (optional)</td></tr><tr><td><code class="structfield">srvversion</code></td><td><code class="type">text</code></td><td> </td><td>Version of the server (optional)</td></tr><tr><td><code class="structfield">srvacl</code></td><td><code class="type">aclitem[]</code></td><td> </td><td>
Access privileges; see
<a class="xref" href="sql-grant.html" title="GRANT"><span class="refentrytitle">GRANT</span></a> and
<a class="xref" href="sql-revoke.html" title="REVOKE"><span class="refentrytitle">REVOKE</span></a>
for details
</td></tr><tr><td><code class="structfield">srvoptions</code></td><td><code class="type">text[]</code></td><td> </td><td>
Foreign server specific options, as <span class="quote">“<span class="quote">keyword=value</span>”</span> strings
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