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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>51.85. pg_sequences</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="view-pg-seclabels.html" title="51.84. pg_seclabels" /><link rel="next" href="view-pg-settings.html" title="51.86. pg_settings" /></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">51.85. <code xmlns="http://www.w3.org/1999/xhtml" class="structname">pg_sequences</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="view-pg-seclabels.html" title="51.84. pg_seclabels">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 12.4 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="view-pg-settings.html" title="51.86. pg_settings">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="VIEW-PG-SEQUENCES"><div class="titlepage"><div><div><h2 class="title" style="clear: both">51.85. <code class="structname">pg_sequences</code></h2></div></div></div><a id="id-1.10.4.87.2" class="indexterm"></a><p>
- The view <code class="structname">pg_sequences</code> provides access to
- useful information about each sequence in the database.
- </p><div class="table" id="id-1.10.4.87.4"><p class="title"><strong>Table 51.86. <code class="structname">pg_sequences</code> Columns</strong></p><div class="table-contents"><table class="table" summary="pg_sequences 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 sequence</td></tr><tr><td><code class="structfield">sequencename</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 sequence</td></tr><tr><td><code class="structfield">sequenceowner</code></td><td><code class="type">name</code></td><td><code class="literal"><a class="link" href="catalog-pg-authid.html" title="51.8. pg_authid"><code class="structname">pg_authid</code></a>.rolname</code></td><td>Name of sequence's owner</td></tr><tr><td><code class="structfield">data_type</code></td><td><code class="type">regtype</code></td><td><code class="literal"><a class="link" href="catalog-pg-authid.html" title="51.8. pg_authid"><code class="structname">pg_type</code></a>.oid</code></td><td>Data type of the sequence</td></tr><tr><td><code class="structfield">start_value</code></td><td><code class="type">bigint</code></td><td> </td><td>Start value of the sequence</td></tr><tr><td><code class="structfield">min_value</code></td><td><code class="type">bigint</code></td><td> </td><td>Minimum value of the sequence</td></tr><tr><td><code class="structfield">max_value</code></td><td><code class="type">bigint</code></td><td> </td><td>Maximum value of the sequence</td></tr><tr><td><code class="structfield">increment_by</code></td><td><code class="type">bigint</code></td><td> </td><td>Increment value of the sequence</td></tr><tr><td><code class="structfield">cycle</code></td><td><code class="type">boolean</code></td><td> </td><td>Whether the sequence cycles</td></tr><tr><td><code class="structfield">cache_size</code></td><td><code class="type">bigint</code></td><td> </td><td>Cache size of the sequence</td></tr><tr><td><code class="structfield">last_value</code></td><td><code class="type">bigint</code></td><td> </td><td>The last sequence value written to disk. If caching is used,
- this value can be greater than the last value handed out from the
- sequence. Null if the sequence has not been read from yet. Also, if
- the current user does not have <code class="literal">USAGE</code>
- or <code class="literal">SELECT</code> privilege on the sequence, the value is
- null.</td></tr></tbody></table></div></div><br class="table-break" /></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="view-pg-seclabels.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-settings.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">51.84. <code class="structname">pg_seclabels</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> 51.86. <code class="structname">pg_settings</code></td></tr></table></div></body></html>
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