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<!--
doc/src/sgml/ref/alter_event_trigger.sgml
PostgreSQL documentation
-->
<refentry id="sql-altereventtrigger">
<indexterm zone="sql-altereventtrigger">
<primary>ALTER EVENT TRIGGER</primary>
</indexterm>
<refmeta>
<refentrytitle>ALTER EVENT TRIGGER</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>ALTER EVENT TRIGGER</refname>
<refpurpose>change the definition of an event trigger</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
ALTER EVENT TRIGGER <replaceable class="parameter">name</replaceable> DISABLE
ALTER EVENT TRIGGER <replaceable class="parameter">name</replaceable> ENABLE [ REPLICA | ALWAYS ]
ALTER EVENT TRIGGER <replaceable class="parameter">name</replaceable> OWNER TO { <replaceable class="parameter">new_owner</replaceable> | CURRENT_ROLE | CURRENT_USER | SESSION_USER }
ALTER EVENT TRIGGER <replaceable class="parameter">name</replaceable> RENAME TO <replaceable class="parameter">new_name</replaceable>
</synopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para>
<command>ALTER EVENT TRIGGER</command> changes properties of an
existing event trigger.
</para>
<para>
You must be superuser to alter an event trigger.
</para>
</refsect1>
<refsect1>
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><replaceable class="parameter">name</replaceable></term>
<listitem>
<para>
The name of an existing trigger to alter.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">new_owner</replaceable></term>
<listitem>
<para>
The user name of the new owner of the event trigger.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">new_name</replaceable></term>
<listitem>
<para>
The new name of the event trigger.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>DISABLE</literal>/<literal>ENABLE [ REPLICA | ALWAYS ] TRIGGER</literal></term>
<listitem>
<para>
These forms configure the firing of event triggers. A disabled trigger
is still known to the system, but is not executed when its triggering
event occurs. See also <xref linkend="guc-session-replication-role"/>.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 id="sql-alterventtrigger-compatibility">
<title>Compatibility</title>
<para>
There is no <command>ALTER EVENT TRIGGER</command> statement in the
SQL standard.
</para>
</refsect1>
<refsect1>
<title>See Also</title>
<simplelist type="inline">
<member><xref linkend="sql-createeventtrigger"/></member>
<member><xref linkend="sql-dropeventtrigger"/></member>
</simplelist>
</refsect1>
</refentry>
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