117 lines
2.8 KiB
Plaintext
117 lines
2.8 KiB
Plaintext
<!--
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$PostgreSQL: pgsql/doc/src/sgml/ref/drop_tsparser.sgml,v 1.2 2008/11/14 10:22:47 petere Exp $
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PostgreSQL documentation
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-->
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<refentry id="SQL-DROPTSPARSER">
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<refmeta>
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<refentrytitle id="SQL-DROPTSPARSER-TITLE">DROP TEXT SEARCH PARSER</refentrytitle>
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<manvolnum>7</manvolnum>
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<refmiscinfo>SQL - Language Statements</refmiscinfo>
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</refmeta>
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<refnamediv>
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<refname>DROP TEXT SEARCH PARSER</refname>
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<refpurpose>remove a text search parser</refpurpose>
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</refnamediv>
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<indexterm zone="sql-droptsparser">
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<primary>DROP TEXT SEARCH PARSER</primary>
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</indexterm>
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<refsynopsisdiv>
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<synopsis>
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DROP TEXT SEARCH PARSER [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable> [ CASCADE | RESTRICT ]
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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>DROP TEXT SEARCH PARSER</command> drops an existing text search
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parser. You must be a superuser to use this command.
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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><literal>IF EXISTS</literal></term>
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<listitem>
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<para>
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Do not throw an error if the text search parser does not exist.
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A notice is issued in this case.
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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">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 text search parser.
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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><literal>CASCADE</literal></term>
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<listitem>
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<para>
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Automatically drop objects that depend on the text search parser.
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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><literal>RESTRICT</literal></term>
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<listitem>
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<para>
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Refuse to drop the text search parser if any objects depend on it.
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This is the default.
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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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Remove the text search parser <literal>my_parser</literal>:
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<programlisting>
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DROP TEXT SEARCH PARSER my_parser;
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</programlisting>
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This command will not succeed if there are any existing text search
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configurations that use the parser. Add <literal>CASCADE</> to
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drop such configurations along with the parser.
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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>DROP TEXT SEARCH PARSER</command> statement in the
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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-altertsparser" endterm="sql-altertsparser-title"></member>
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<member><xref linkend="sql-createtsparser" endterm="sql-createtsparser-title"></member>
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</simplelist>
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</refsect1>
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</refentry>
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