blob: 2b647ccaa61070abb4c21f615b4af3f7565d979b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
<!--
doc/src/sgml/ref/drop_tsparser.sgml
PostgreSQL documentation
-->
<refentry id="sql-droptsparser">
<indexterm zone="sql-droptsparser">
<primary>DROP TEXT SEARCH PARSER</primary>
</indexterm>
<refmeta>
<refentrytitle>DROP TEXT SEARCH PARSER</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo>SQL - Language Statements</refmiscinfo>
</refmeta>
<refnamediv>
<refname>DROP TEXT SEARCH PARSER</refname>
<refpurpose>remove a text search parser</refpurpose>
</refnamediv>
<refsynopsisdiv>
<synopsis>
DROP TEXT SEARCH PARSER [ IF EXISTS ] <replaceable class="parameter">name</replaceable> [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para>
<command>DROP TEXT SEARCH PARSER</command> drops an existing text search
parser. You must be a superuser to use this command.
</para>
</refsect1>
<refsect1>
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the text search parser does not exist.
A notice is issued in this case.
</para>
</listitem>
</varlistentry>
<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><literal>CASCADE</literal></term>
<listitem>
<para>
Automatically drop objects that depend on the text search parser,
and in turn all objects that depend on those objects
(see <xref linkend="ddl-depend"/>).
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>RESTRICT</literal></term>
<listitem>
<para>
Refuse to drop the text search parser if any objects depend on it.
This is the default.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Examples</title>
<para>
Remove the text search parser <literal>my_parser</literal>:
<programlisting>
DROP TEXT SEARCH PARSER my_parser;
</programlisting>
This command will not succeed if there are any existing text search
configurations that use the parser. Add <literal>CASCADE</literal> to
drop such configurations along with the parser.
</para>
</refsect1>
<refsect1>
<title>Compatibility</title>
<para>
There is no <command>DROP TEXT SEARCH PARSER</command> statement in the
SQL standard.
</para>
</refsect1>
<refsect1>
<title>See Also</title>
<simplelist type="inline">
<member><xref linkend="sql-altertsparser"/></member>
<member><xref linkend="sql-createtsparser"/></member>
</simplelist>
</refsect1>
</refentry>
|
