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1st chunk of `doc/src/sgml/ref/alter_tsparser.sgml`
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doc/src/sgml/ref/alter_tsparser.sgml
PostgreSQL documentation
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<refentry id="sql-altertsparser">
 <indexterm zone="sql-altertsparser">
  <primary>ALTER TEXT SEARCH PARSER</primary>
 </indexterm>

 <refmeta>
  <refentrytitle>ALTER TEXT SEARCH PARSER</refentrytitle>
  <manvolnum>7</manvolnum>
  <refmiscinfo>SQL - Language Statements</refmiscinfo>
 </refmeta>

 <refnamediv>
  <refname>ALTER TEXT SEARCH PARSER</refname>
  <refpurpose>change the definition of a text search parser</refpurpose>
 </refnamediv>

 <refsynopsisdiv>
<synopsis>
ALTER TEXT SEARCH PARSER <replaceable>name</replaceable> RENAME TO <replaceable>new_name</replaceable>
ALTER TEXT SEARCH PARSER <replaceable>name</replaceable> SET SCHEMA <replaceable>new_schema</replaceable>
</synopsis>
 </refsynopsisdiv>

 <refsect1>
  <title>Description</title>

  <para>
   <command>ALTER TEXT SEARCH PARSER</command> changes the definition of
   a text search parser.  Currently, the only supported functionality
   is to change the parser's name.
  </para>

  <para>
   You must be a superuser to use <command>ALTER TEXT SEARCH PARSER</command>.
  </para>
 </refsect1>

 <refsect1>
  <title>Parameters</title>

  <variablelist>
   <varlistentry>
    <term><replaceable class="parameter">name</replaceable></term>
    <listitem>
     <para>
      The name (optionally schema-qualified) of an existing text search parser.
     </para>
    </listitem>
   </varlistentry>

   <varlistentry>
    <term><replaceable class="parameter">new_name</replaceable></term>
    <listitem>
     <para>
      The new name of the text search parser.
     </para>
    </listitem>
   </varlistentry>

   <varlistentry>
    <term><replaceable class="parameter">new_schema</replaceable></term>
    <listitem>
     <para>
      The new schema for the text search parser.
     </para>
    </listitem>
   </varlistentry>
 </variablelist>
 </refsect1>

 <refsect1>
  <title>Compatibility</title>

  <para>
   There is no <command>ALTER TEXT SEARCH PARSER</command> statement in
   the SQL standard.
  </para>
 </refsect1>

 <refsect1>
  <title>See Also</title>

  <simplelist type="inline">
   <member><xref linkend="sql-createtsparser"/></member>
   <member><xref linkend="sql-droptsparser"/></member>
  </simplelist>
 </refsect1>
</refentry>
Title: ALTER TEXT SEARCH PARSER
Summary
This document describes the ALTER TEXT SEARCH PARSER command in PostgreSQL, which is used to modify the definition of a text search parser. Currently, it supports renaming the parser or changing its schema. It requires superuser privileges and is not part of the SQL standard. Related commands include CREATE TEXT SEARCH PARSER and DROP TEXT SEARCH PARSER.