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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>ALTER USER</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="sql-altertype.html" title="ALTER TYPE" /><link rel="next" href="sql-alterusermapping.html" title="ALTER USER MAPPING" /></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">ALTER USER</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="sql-altertype.html" title="ALTER TYPE">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="sql-commands.html" title="SQL Commands">Up</a></td><th width="60%" align="center">SQL Commands</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="sql-alterusermapping.html" title="ALTER USER MAPPING">Next</a></td></tr></table><hr></hr></div><div class="refentry" id="SQL-ALTERUSER"><div class="titlepage"></div><a id="id-1.9.3.43.1" class="indexterm"></a><div class="refnamediv"><h2><span class="refentrytitle">ALTER USER</span></h2><p>ALTER USER — change a database role</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">
- ALTER USER <em class="replaceable"><code>role_specification</code></em> [ WITH ] <em class="replaceable"><code>option</code></em> [ ... ]
-
- <span class="phrase">where <em class="replaceable"><code>option</code></em> can be:</span>
-
- SUPERUSER | NOSUPERUSER
- | CREATEDB | NOCREATEDB
- | CREATEROLE | NOCREATEROLE
- | INHERIT | NOINHERIT
- | LOGIN | NOLOGIN
- | REPLICATION | NOREPLICATION
- | BYPASSRLS | NOBYPASSRLS
- | CONNECTION LIMIT <em class="replaceable"><code>connlimit</code></em>
- | [ ENCRYPTED ] PASSWORD '<em class="replaceable"><code>password</code></em>' | PASSWORD NULL
- | VALID UNTIL '<em class="replaceable"><code>timestamp</code></em>'
-
- ALTER USER <em class="replaceable"><code>name</code></em> RENAME TO <em class="replaceable"><code>new_name</code></em>
-
- ALTER USER { <em class="replaceable"><code>role_specification</code></em> | ALL } [ IN DATABASE <em class="replaceable"><code>database_name</code></em> ] SET <em class="replaceable"><code>configuration_parameter</code></em> { TO | = } { <em class="replaceable"><code>value</code></em> | DEFAULT }
- ALTER USER { <em class="replaceable"><code>role_specification</code></em> | ALL } [ IN DATABASE <em class="replaceable"><code>database_name</code></em> ] SET <em class="replaceable"><code>configuration_parameter</code></em> FROM CURRENT
- ALTER USER { <em class="replaceable"><code>role_specification</code></em> | ALL } [ IN DATABASE <em class="replaceable"><code>database_name</code></em> ] RESET <em class="replaceable"><code>configuration_parameter</code></em>
- ALTER USER { <em class="replaceable"><code>role_specification</code></em> | ALL } [ IN DATABASE <em class="replaceable"><code>database_name</code></em> ] RESET ALL
-
- <span class="phrase">where <em class="replaceable"><code>role_specification</code></em> can be:</span>
-
- <em class="replaceable"><code>role_name</code></em>
- | CURRENT_USER
- | SESSION_USER
- </pre></div><div class="refsect1" id="id-1.9.3.43.5"><h2>Description</h2><p>
- <code class="command">ALTER USER</code> is now an alias for
- <a class="xref" href="sql-alterrole.html" title="ALTER ROLE"><span class="refentrytitle">ALTER ROLE</span></a>.
- </p></div><div class="refsect1" id="id-1.9.3.43.6"><h2>Compatibility</h2><p>
- The <code class="command">ALTER USER</code> statement is a
- <span class="productname">PostgreSQL</span> extension. The SQL standard
- leaves the definition of users to the implementation.
- </p></div><div class="refsect1" id="id-1.9.3.43.7"><h2>See Also</h2><span class="simplelist"><a class="xref" href="sql-alterrole.html" title="ALTER ROLE"><span class="refentrytitle">ALTER ROLE</span></a></span></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="sql-altertype.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="sql-commands.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="sql-alterusermapping.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">ALTER TYPE </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> ALTER USER MAPPING</td></tr></table></div></body></html>
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