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208 lines
4.2 KiB
Plaintext
208 lines
4.2 KiB
Plaintext
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<REFENTRY ID="SQL-DROPTRIGGER">
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<REFMETA>
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<REFENTRYTITLE>
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DROP TRIGGER
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</REFENTRYTITLE>
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<REFMISCINFO>SQL - Language Statements</REFMISCINFO>
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</REFMETA>
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<REFNAMEDIV>
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<REFNAME>
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DROP TRIGGER
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</REFNAME>
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<REFPURPOSE>
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Removes the definition of a trigger
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</REFPURPOSE>
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<REFSYNOPSISDIV>
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<REFSYNOPSISDIVINFO>
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<DATE>1998-04-15</DATE>
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</REFSYNOPSISDIVINFO>
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<SYNOPSIS>
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DROP TRIGGER <REPLACEABLE CLASS="PARAMETER">name</REPLACEABLE> ON <REPLACEABLE CLASS="PARAMETER">table</REPLACEABLE>
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</SYNOPSIS>
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<REFSECT2 ID="R2-SQL-DROPTRIGGER-1">
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<REFSECT2INFO>
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<DATE>1998-04-15</DATE>
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</REFSECT2INFO>
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<TITLE>
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Inputs
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</TITLE>
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<PARA>
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</PARA>
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<VARIABLELIST>
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<VARLISTENTRY>
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<TERM>
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</TERM>
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<LISTITEM>
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<PARA>
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<VARIABLELIST>
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<VARLISTENTRY>
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<TERM>
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<ReturnValue><REPLACEABLE CLASS="PARAMETER">name</REPLACEABLE></ReturnValue>
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</TERM>
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<LISTITEM>
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<PARA>
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The name of an existing trigger.
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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>
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<ReturnValue><REPLACEABLE CLASS="PARAMETER">table</REPLACEABLE></ReturnValue>
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</TERM>
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<LISTITEM>
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<PARA>
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The name of a table.
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</PARA>
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</LISTITEM>
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</VARLISTENTRY>
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</variablelist>
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</LISTITEM>
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</VARLISTENTRY>
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</VARIABLELIST>
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</REFSECT2>
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<REFSECT2 ID="R2-SQL-DROPTRIGGER-2">
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<REFSECT2INFO>
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<DATE>1998-04-15</DATE>
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</REFSECT2INFO>
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<TITLE>
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Outputs
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</TITLE>
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<PARA>
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</PARA>
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<VARIABLELIST>
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<VARLISTENTRY>
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<TERM>
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</TERM>
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<LISTITEM>
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<PARA>
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<VARIABLELIST>
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<VARLISTENTRY>
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<TERM>
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<ReturnValue>DROP</ReturnValue>
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</TERM>
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<LISTITEM>
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<PARA>
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The message returned if the trigger is successfully dropped.
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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>
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<ReturnValue>ERROR: DropTrigger: there is no trigger <REPLACEABLE CLASS="PARAMETER">name</REPLACEABLE> on relation "<replaceable class="parameter">table</replaceable>"</ReturnValue>
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</TERM>
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<LISTITEM>
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<PARA>
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This message occurs if the trigger specified does not exist.
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</PARA>
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</LISTITEM>
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</VARLISTENTRY>
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</variablelist>
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</LISTITEM>
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</VARLISTENTRY>
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</VARIABLELIST>
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</REFSECT2>
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</REFSYNOPSISDIV>
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<REFSECT1 ID="R1-SQL-DROPTRIGGER-1">
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<REFSECT1INFO>
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<DATE>1998-04-15</DATE>
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</REFSECT1INFO>
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<TITLE>
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Description
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</TITLE>
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<PARA>
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<command>DROP TRIGGER</command> will remove all references to an existing
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trigger definition. To execute this command the current
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user must be the owner of the trigger.
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</PARA>
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<REFSECT2 ID="R2-SQL-DROPTRIGGER-3">
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<REFSECT2INFO>
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<DATE>1998-04-15</DATE>
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</REFSECT2INFO>
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<TITLE>
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Notes
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</TITLE>
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<PARA>
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The <command>DROP TRIGGER</command> statement is a PostgreSQL
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language extension.
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</PARA>
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<PARA>
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Refer to the <command>CREATE TRIGGER</command> statement for
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information on how to create triggers.
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</PARA>
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</REFSECT2>
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<REFSECT1 ID="R1-SQL-DROPTRIGGER-2">
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<TITLE>
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Usage
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</TITLE>
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<PARA>
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Destroy the <literal>if_dist_exists</literal> trigger on table <literal>films</literal>:
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</PARA>
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<ProgramListing>
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DROP TRIGGER if_dist_exists ON films;
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</ProgramListing>
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</REFSECT1>
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<REFSECT1 ID="R1-SQL-DROPTRIGGER-3">
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<TITLE>
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Compatibility
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</TITLE>
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<PARA>
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</PARA>
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<REFSECT2 ID="R2-SQL-DROPTRIGGER-4">
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<REFSECT2INFO>
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<DATE>1998-04-15</DATE>
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</REFSECT2INFO>
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<TITLE>
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SQL92
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</TITLE>
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<PARA>
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There is no <command>DROP TRIGGER</command> statement in SQL92.
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</PARA>
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</refsect2>
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</refsect1>
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</REFENTRY>
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<!--
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<REPLACEABLE CLASS="PARAMETER">
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</REPLACEABLE>
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<ReturnValue></ReturnValue>
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<PARA>
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</PARA>
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<VARIABLELIST>
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<VARLISTENTRY>
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<TERM>•
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</TERM>
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<LISTITEM>
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<PARA>
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</PARA>
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</LISTITEM>
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</VARLISTENTRY>
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</VARIABLELIST>
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<PARA>
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</PARA>
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-->
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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sgml-parent-document:nil
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sgml-default-dtd-file:"../reference.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:"/usr/lib/sgml/catalog"
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sgml-local-ecat-files:nil
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End:
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-->
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