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docs for DROP ... IF EXISTS for the following cases: 

language, tablespace, trigger, rule, opclass, function, aggregate. operator, and cast.
This commit is contained in:
Andrew Dunstan 2006-06-16 22:27:55 +00:00
parent bac6570e78
commit e287fb27a5
9 changed files with 117 additions and 19 deletions
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15
doc/src/sgml/ref/drop_aggregate.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_aggregate.sgml,v 1.27 2003/11/29 19:51:38 pgsql Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_aggregate.sgml,v 1.28 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP AGGREGATE <replaceable class="PARAMETER">name</replaceable> ( <replaceable class="PARAMETER">type</replaceable> ) [ CASCADE | RESTRICT ]
DROP AGGREGATE [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable> ( <replaceable class="PARAMETER">type</replaceable> ) [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -38,6 +38,17 @@ DROP AGGREGATE <replaceable class="PARAMETER">name</replaceable> ( <replaceable
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the aggregate does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">name</replaceable></term>
<listitem>

15
doc/src/sgml/ref/drop_cast.sgml
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@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/ref/drop_cast.sgml,v 1.6 2003/11/29 19:51:38 pgsql Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/ref/drop_cast.sgml,v 1.7 2006/06/16 22:27:55 adunstan Exp $ -->
<refentry id="SQL-DROPCAST">
<refmeta>
@ -17,7 +17,7 @@
<refsynopsisdiv>
<synopsis>
DROP CAST (<replaceable>sourcetype</replaceable> AS <replaceable>targettype</replaceable>) [ CASCADE | RESTRICT ]
DROP CAST [ IF EXISTS ] (<replaceable>sourcetype</replaceable> AS <replaceable>targettype</replaceable>) [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -39,6 +39,17 @@ DROP CAST (<replaceable>sourcetype</replaceable> AS <replaceable>targettype</rep
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the cast does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable>sourcetype</replaceable></term>

16
doc/src/sgml/ref/drop_function.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_function.sgml,v 1.30 2005/05/26 20:05:03 tgl Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_function.sgml,v 1.31 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP FUNCTION <replaceable class="parameter">name</replaceable> ( [ [ <replaceable class="parameter">argmode</replaceable> ] [ <replaceable class="parameter">argname</replaceable> ] <replaceable class="parameter">argtype</replaceable> [, ...] ] )
DROP FUNCTION [ IF EXISTS ] <replaceable class="parameter">name</replaceable> ( [ [ <replaceable class="parameter">argmode</replaceable> ] [ <replaceable class="parameter">argname</replaceable> ] <replaceable class="parameter">argtype</replaceable> [, ...] ] )
[ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -41,7 +41,17 @@ DROP FUNCTION <replaceable class="parameter">name</replaceable> ( [ [ <replaceab
<title>Parameters</title>
<variablelist>
<varlistentry>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the function does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">name</replaceable></term>
<listitem>
<para>

15
doc/src/sgml/ref/drop_language.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_language.sgml,v 1.21 2003/11/29 19:51:38 pgsql Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_language.sgml,v 1.22 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP [ PROCEDURAL ] LANGUAGE <replaceable class="PARAMETER">name</replaceable> [ CASCADE | RESTRICT ]
DROP [ PROCEDURAL ] LANGUAGE [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable> [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -38,6 +38,17 @@ DROP [ PROCEDURAL ] LANGUAGE <replaceable class="PARAMETER">name</replaceable> [
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the function does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="PARAMETER">name</replaceable></term>
<listitem>

15
doc/src/sgml/ref/drop_opclass.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_opclass.sgml,v 1.8 2003/11/29 19:51:38 pgsql Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_opclass.sgml,v 1.9 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP OPERATOR CLASS <replaceable class="PARAMETER">name</replaceable> USING <replaceable class="PARAMETER">index_method</replaceable> [ CASCADE | RESTRICT ]
DROP OPERATOR CLASS [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable> USING <replaceable class="PARAMETER">index_method</replaceable> [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -37,6 +37,17 @@ DROP OPERATOR CLASS <replaceable class="PARAMETER">name</replaceable> USING <rep
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the operator class does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">name</replaceable></term>
<listitem>

15
doc/src/sgml/ref/drop_operator.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_operator.sgml,v 1.25 2004/06/25 21:55:50 tgl Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_operator.sgml,v 1.26 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP OPERATOR <replaceable class="PARAMETER">name</replaceable> ( { <replaceable class="PARAMETER">lefttype</replaceable> | NONE } , { <replaceable class="PARAMETER">righttype</replaceable> | NONE } ) [ CASCADE | RESTRICT ]
DROP OPERATOR [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable> ( { <replaceable class="PARAMETER">lefttype</replaceable> | NONE } , { <replaceable class="PARAMETER">righttype</replaceable> | NONE } ) [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -38,6 +38,17 @@ DROP OPERATOR <replaceable class="PARAMETER">name</replaceable> ( { <replaceable
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the operator does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">name</replaceable></term>
<listitem>

15
doc/src/sgml/ref/drop_rule.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_rule.sgml,v 1.20 2003/11/29 19:51:38 pgsql Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_rule.sgml,v 1.21 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP RULE <replaceable class="PARAMETER">name</replaceable> ON <replaceable class="PARAMETER">relation</replaceable> [ CASCADE | RESTRICT ]
DROP RULE [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable> ON <replaceable class="PARAMETER">relation</replaceable> [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -36,6 +36,17 @@ DROP RULE <replaceable class="PARAMETER">name</replaceable> ON <replaceable clas
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the rule does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="parameter">name</replaceable></term>
<listitem>

15
doc/src/sgml/ref/drop_tablespace.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_tablespace.sgml,v 1.2 2004/06/25 21:55:50 tgl Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_tablespace.sgml,v 1.3 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP TABLESPACE <replaceable class="PARAMETER">tablespacename</replaceable>
DROP TABLESPACE [ IF EXISTS ] <replaceable class="PARAMETER">tablespacename</replaceable>
</synopsis>
</refsynopsisdiv>
@ -44,6 +44,17 @@ DROP TABLESPACE <replaceable class="PARAMETER">tablespacename</replaceable>
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the tablespace does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="PARAMETER">tablespacename</replaceable></term>
<listitem>

15
doc/src/sgml/ref/drop_trigger.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_trigger.sgml,v 1.19 2004/09/20 00:04:19 neilc Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/drop_trigger.sgml,v 1.20 2006/06/16 22:27:55 adunstan Exp $
PostgreSQL documentation
-->
@ -20,7 +20,7 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
DROP TRIGGER <replaceable class="PARAMETER">name</replaceable> ON <replaceable class="PARAMETER">table</replaceable> [ CASCADE | RESTRICT ]
DROP TRIGGER [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable> ON <replaceable class="PARAMETER">table</replaceable> [ CASCADE | RESTRICT ]
</synopsis>
</refsynopsisdiv>
@ -38,6 +38,17 @@ DROP TRIGGER <replaceable class="PARAMETER">name</replaceable> ON <replaceable c
<title>Parameters</title>
<variablelist>
<varlistentry>
<term><literal>IF EXISTS</literal></term>
<listitem>
<para>
Do not throw an error if the trigger does not exist. A notice is issued
in this case.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><replaceable class="PARAMETER">name</replaceable></term>
<listitem>