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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>51.52. pg_subscription</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="catalog-pg-statistic-ext-data.html" title="51.51. pg_statistic_ext_data" /><link rel="next" href="catalog-pg-subscription-rel.html" title="51.53. pg_subscription_rel" /></head><body id="docContent" class="container-fluid col-10"><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">51.52. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_subscription</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="catalog-pg-statistic-ext-data.html" title="51.51. pg_statistic_ext_data">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 13.1 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="catalog-pg-subscription-rel.html" title="51.53. pg_subscription_rel">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="CATALOG-PG-SUBSCRIPTION"><div class="titlepage"><div><div><h2 class="title" style="clear: both">51.52. <code class="structname">pg_subscription</code></h2></div></div></div><a id="id-1.10.4.54.2" class="indexterm"></a><p>
   The catalog <code class="structname">pg_subscription</code> contains all existing
   logical replication subscriptions.  For more information about logical
   replication see <a class="xref" href="logical-replication.html" title="Chapter 30. Logical Replication">Chapter 30</a>.
  </p><p>
   Unlike most system catalogs, <code class="structname">pg_subscription</code> is
   shared across all databases of a cluster: there is only one copy
   of <code class="structname">pg_subscription</code> per cluster, not one per
   database.
  </p><p>
   Access to the column <code class="structfield">subconninfo</code> is revoked from
   normal users, because it could contain plain-text passwords.
  </p><div class="table" id="id-1.10.4.54.6"><p class="title"><strong>Table 51.52. <code class="structname">pg_subscription</code> Columns</strong></p><div class="table-contents"><table class="table" summary="pg_subscription 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">subdbid</code> <code class="type">oid</code>
       (references <a class="link" href="catalog-pg-database.html" title="51.15. pg_database"><code class="structname">pg_database</code></a>.<code class="structfield">oid</code>)
      </p>
      <p>
       OID of the database which the subscription resides in
      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
       <code class="structfield">subname</code> <code class="type">name</code>
      </p>
      <p>
       Name of the subscription
      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
       <code class="structfield">subowner</code> <code class="type">oid</code>
       (references <a class="link" href="catalog-pg-authid.html" title="51.8. pg_authid"><code class="structname">pg_authid</code></a>.<code class="structfield">oid</code>)
      </p>
      <p>
       Owner of the subscription
      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
       <code class="structfield">subenabled</code> <code class="type">bool</code>
      </p>
      <p>
       If true, the subscription is enabled and should be replicating.
      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
       <code class="structfield">subconninfo</code> <code class="type">text</code>
      </p>
      <p>
       Connection string to the upstream database
      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
       <code class="structfield">subslotname</code> <code class="type">name</code>
      </p>
      <p>
       Name of the replication slot in the upstream database (also used
       for the local replication origin name);
       null represents <code class="literal">NONE</code>
      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
       <code class="structfield">subsynccommit</code> <code class="type">text</code>
      </p>
      <p>
       Contains the value of the <code class="varname">synchronous_commit</code>
       setting for the subscription workers.
      </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
       <code class="structfield">subpublications</code> <code class="type">text[]</code>
      </p>
      <p>
       Array of subscribed publication names. These reference the
       publications on the publisher server. For more on publications
       see <a class="xref" href="logical-replication-publication.html" title="30.1. Publication">Section 30.1</a>.
      </p></td></tr></tbody></table></div></div><br class="table-break" /></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="catalog-pg-statistic-ext-data.html" title="51.51. pg_statistic_ext_data">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="catalog-pg-subscription-rel.html" title="51.53. pg_subscription_rel">Next</a></td></tr><tr><td width="40%" align="left" valign="top">51.51. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_statistic_ext_data</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 13.1 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 51.53. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_subscription_rel</code></td></tr></table></div></body></html>