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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>37.47. 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 Vsnapshot" /><link rel="prev" href="infoschema-schemata.html" title="37.46. schemata" /><link rel="next" href="infoschema-sql-features.html" title="37.48. sql_features" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">37.47. <code class="literal">sequences</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="infoschema-schemata.html" title="37.46. schemata">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="information-schema.html" title="Chapter 37. The Information Schema">Up</a></td><th width="60%" align="center">Chapter 37. The Information Schema</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 15.7 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="infoschema-sql-features.html" title="37.48. sql_features">Next</a></td></tr></table><hr /></div><div class="sect1" id="INFOSCHEMA-SEQUENCES"><div class="titlepage"><div><div><h2 class="title" style="clear: both">37.47. <code class="literal">sequences</code></h2></div></div></div><p>
The view <code class="literal">sequences</code> contains all sequences
defined in the current database. Only those sequences are shown
that the current user has access to (by way of being the owner or
having some privilege).
</p><div class="table" id="id-1.7.6.51.3"><p class="title"><strong>Table 37.45. <code class="structname">sequences</code> Columns</strong></p><div class="table-contents"><table class="table" summary="sequences 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">sequence_catalog</code> <code class="type">sql_identifier</code>
</p>
<p>
Name of the database that contains the sequence (always the current database)
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">sequence_schema</code> <code class="type">sql_identifier</code>
</p>
<p>
Name of the schema that contains the sequence
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">sequence_name</code> <code class="type">sql_identifier</code>
</p>
<p>
Name of the sequence
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">data_type</code> <code class="type">character_data</code>
</p>
<p>
The data type of the sequence.
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">numeric_precision</code> <code class="type">cardinal_number</code>
</p>
<p>
This column contains the (declared or implicit) precision of
the sequence data type (see above). The precision indicates
the number of significant digits. It can be expressed in
decimal (base 10) or binary (base 2) terms, as specified in the
column <code class="literal">numeric_precision_radix</code>.
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">numeric_precision_radix</code> <code class="type">cardinal_number</code>
</p>
<p>
This column indicates in which base the values in the columns
<code class="literal">numeric_precision</code> and
<code class="literal">numeric_scale</code> are expressed. The value is
either 2 or 10.
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">numeric_scale</code> <code class="type">cardinal_number</code>
</p>
<p>
This column contains the (declared or implicit) scale of the
sequence data type (see above). The scale indicates the number
of significant digits to the right of the decimal point. It
can be expressed in decimal (base 10) or binary (base 2) terms,
as specified in the column
<code class="literal">numeric_precision_radix</code>.
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">start_value</code> <code class="type">character_data</code>
</p>
<p>
The start value of the sequence
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">minimum_value</code> <code class="type">character_data</code>
</p>
<p>
The minimum value of the sequence
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">maximum_value</code> <code class="type">character_data</code>
</p>
<p>
The maximum value of the sequence
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">increment</code> <code class="type">character_data</code>
</p>
<p>
The increment of the sequence
</p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition">
<code class="structfield">cycle_option</code> <code class="type">yes_or_no</code>
</p>
<p>
<code class="literal">YES</code> if the sequence cycles, else <code class="literal">NO</code>
</p></td></tr></tbody></table></div></div><br class="table-break" /><p>
Note that in accordance with the SQL standard, the start, minimum,
maximum, and increment values are returned as character strings.
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