1<!--
2doc/src/sgml/ref/drop_tsparser.sgml
3PostgreSQL documentation
4-->
5
6<refentry id="sql-droptsparser">
7 <indexterm zone="sql-droptsparser">
8  <primary>DROP TEXT SEARCH PARSER</primary>
9 </indexterm>
10
11 <refmeta>
12  <refentrytitle>DROP TEXT SEARCH PARSER</refentrytitle>
13  <manvolnum>7</manvolnum>
14  <refmiscinfo>SQL - Language Statements</refmiscinfo>
15 </refmeta>
16
17 <refnamediv>
18  <refname>DROP TEXT SEARCH PARSER</refname>
19  <refpurpose>remove a text search parser</refpurpose>
20 </refnamediv>
21
22 <refsynopsisdiv>
23<synopsis>
24DROP TEXT SEARCH PARSER [ IF EXISTS ] <replaceable class="parameter">name</replaceable> [ CASCADE | RESTRICT ]
25</synopsis>
26 </refsynopsisdiv>
27
28 <refsect1>
29  <title>Description</title>
30
31  <para>
32   <command>DROP TEXT SEARCH PARSER</command> drops an existing text search
33   parser.  You must be a superuser to use this command.
34  </para>
35 </refsect1>
36
37 <refsect1>
38  <title>Parameters</title>
39
40  <variablelist>
41
42   <varlistentry>
43    <term><literal>IF EXISTS</literal></term>
44    <listitem>
45     <para>
46      Do not throw an error if the text search parser does not exist.
47      A notice is issued in this case.
48     </para>
49    </listitem>
50   </varlistentry>
51
52   <varlistentry>
53    <term><replaceable class="parameter">name</replaceable></term>
54    <listitem>
55     <para>
56      The name (optionally schema-qualified) of an existing text search parser.
57     </para>
58    </listitem>
59   </varlistentry>
60
61   <varlistentry>
62    <term><literal>CASCADE</literal></term>
63    <listitem>
64     <para>
65      Automatically drop objects that depend on the text search parser,
66      and in turn all objects that depend on those objects
67      (see <xref linkend="ddl-depend"/>).
68     </para>
69    </listitem>
70   </varlistentry>
71
72   <varlistentry>
73    <term><literal>RESTRICT</literal></term>
74    <listitem>
75     <para>
76      Refuse to drop the text search parser if any objects depend on it.
77      This is the default.
78     </para>
79    </listitem>
80   </varlistentry>
81  </variablelist>
82 </refsect1>
83
84 <refsect1>
85  <title>Examples</title>
86
87  <para>
88   Remove the text search parser <literal>my_parser</literal>:
89
90<programlisting>
91DROP TEXT SEARCH PARSER my_parser;
92</programlisting>
93
94   This command will not succeed if there are any existing text search
95   configurations that use the parser.  Add <literal>CASCADE</literal> to
96   drop such configurations along with the parser.
97  </para>
98 </refsect1>
99
100 <refsect1>
101  <title>Compatibility</title>
102
103  <para>
104   There is no <command>DROP TEXT SEARCH PARSER</command> statement in the
105   SQL standard.
106  </para>
107 </refsect1>
108
109 <refsect1>
110  <title>See Also</title>
111
112  <simplelist type="inline">
113   <member><xref linkend="sql-altertsparser"/></member>
114   <member><xref linkend="sql-createtsparser"/></member>
115  </simplelist>
116 </refsect1>
117
118</refentry>
119