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  • Committer: alvherre
  • Date: 2005-12-16 21:24:52 UTC
  • Revision ID: svn-v4:db760fc0-0f08-0410-9d63-cc6633f64896:trunk:1
Initial import of the REL8_0_3 sources from the Pgsql CVS repository.

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doc/src/sgml/ref/alter_operator.sgml
 
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<!--
 
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$PostgreSQL: pgsql/doc/src/sgml/ref/alter_operator.sgml,v 1.1 2004-06-25 21:55:50 tgl Exp $
 
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PostgreSQL documentation
 
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-->
 
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<refentry id="SQL-ALTEROPERATOR">
 
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 <refmeta>
 
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  <refentrytitle id="SQL-ALTEROPERATOR-TITLE">ALTER OPERATOR</refentrytitle>
 
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  <refmiscinfo>SQL - Language Statements</refmiscinfo>
 
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 </refmeta>
 
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 <refnamediv>
 
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  <refname>ALTER OPERATOR</refname>
 
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  <refpurpose>change the definition of an operator</refpurpose>
 
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 </refnamediv>  
 
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 <indexterm zone="sql-alteroperator">
 
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  <primary>ALTER OPERATOR</primary>
 
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 </indexterm>
 
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 <refsynopsisdiv>
 
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<synopsis>
 
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ALTER OPERATOR <replaceable>name</replaceable> ( { <replaceable>lefttype</replaceable> | NONE } , { <replaceable>righttype</replaceable> | NONE } ) OWNER TO <replaceable>newowner</replaceable>
 
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</synopsis>
 
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 </refsynopsisdiv>
 
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 <refsect1>
 
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  <title>Description</title>
 
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  <para>
 
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   <command>ALTER OPERATOR</command> changes the definition of
 
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   an operator.  The only currently available functionality is to change the
 
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   owner of the operator.
 
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  </para>
 
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 </refsect1>
 
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 <refsect1>
 
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  <title>Parameters</title>
 
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  <variablelist>
 
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   <varlistentry>
 
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    <term><replaceable class="parameter">name</replaceable></term>
 
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    <listitem>
 
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     <para>
 
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      The name (optionally schema-qualified) of an existing operator.
 
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     </para>
 
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    </listitem>
 
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   </varlistentry>
 
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   <varlistentry>
 
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    <term><replaceable class="parameter">lefttype</replaceable></term>
 
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    <listitem>
 
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     <para>
 
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      The data type of the operator's left operand; write
 
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      <literal>NONE</literal> if the operator has no left operand.
 
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     </para>
 
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    </listitem>
 
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   </varlistentry>
 
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   <varlistentry>
 
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    <term><replaceable class="parameter">righttype</replaceable></term>
 
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    <listitem>
 
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     <para>
 
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      The data type of the operator's right operand; write
 
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      <literal>NONE</literal> if the operator has no right operand.
 
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     </para>
 
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    </listitem>
 
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   </varlistentry>
 
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   <varlistentry>
 
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    <term><replaceable class="parameter">newowner</replaceable></term>
 
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    <listitem>
 
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     <para>
 
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      The new owner of the operator.
 
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      You must be a superuser to change the owner of an operator.
 
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     </para>
 
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    </listitem>
 
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   </varlistentry>
 
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  </variablelist>
 
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 </refsect1>
 
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 <refsect1>
 
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  <title>Examples</title>
 
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  <para>
 
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   Change the owner of a custom operator <literal>a @@ b</literal> for type <type>text</type>:
 
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<programlisting>
 
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ALTER OPERATOR @@ (text, text) OWNER TO joe;
 
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</programlisting>
 
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  </para>
 
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 </refsect1>
 
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 <refsect1>
 
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  <title>Compatibility</title>
 
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  <para>
 
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   There is no <command>ALTER OPERATOR</command> statement in
 
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   the SQL standard.
 
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  </para>
 
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 </refsect1>
 
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 <refsect1>
 
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  <title>See Also</title>
 
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  <simplelist type="inline">
 
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   <member><xref linkend="sql-createoperator" endterm="sql-createoperator-title"></member>
 
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   <member><xref linkend="sql-dropoperator" endterm="sql-dropoperator-title"></member>
 
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  </simplelist>
 
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 </refsect1>
 
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</refentry>
 
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<!-- Keep this comment at the end of the file
 
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Local variables:
 
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mode: sgml
 
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sgml-omittag:nil
 
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sgml-shorttag:t
 
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sgml-minimize-attributes:nil
 
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sgml-always-quote-attributes:t
 
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sgml-indent-step:1
 
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sgml-indent-data:t
 
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sgml-parent-document:nil
 
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sgml-default-dtd-file:"../reference.ced"
 
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sgml-exposed-tags:nil
 
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sgml-local-catalogs:"/usr/lib/sgml/catalog"
 
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sgml-local-ecat-files:nil
 
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End:
 
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-->