1999-07-06 19:16:42 +02:00
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<refentry id="SQL-ABORT">
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<refmeta>
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<refentrytitle>
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ABORT
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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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ABORT
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</refname>
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<refpurpose>
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Aborts the current transaction
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</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<refsynopsisdivinfo>
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<date>1998-09-27</date>
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</refsynopsisdivinfo>
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<synopsis>
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ABORT [ TRANSACTION | WORK ]
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</synopsis>
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1998-09-30 07:38:56 +02:00
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<refsect2 id="R2-SQL-ABORT-1">
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<refsect2info>
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<date>1998-09-27</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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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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<para>
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None.
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</para>
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</refsect2>
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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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<refsect2 id="R2-SQL-ABORT-2">
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<refsect2info>
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<date>1998-09-27</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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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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<para>
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<variablelist>
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<varlistentry>
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<term><computeroutput>
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ABORT
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</computeroutput></term>
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<listitem>
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<para>
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Message returned if successful.
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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><computeroutput>
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NOTICE: UserAbortTransactionBlock and not in in-progress state
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ABORT
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</computeroutput></term>
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<listitem>
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<para>
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If there is not any transaction currently in progress.
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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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</refsect2>
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</refsynopsisdiv>
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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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<refsect1 id="R1-SQL-ABORT-1">
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<refsect1info>
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<date>1998-09-27</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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1998-09-30 07:38:56 +02:00
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<command>ABORT</command> rolls back the current transaction and causes
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all the updates made by the transaction to be discarded.
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1999-07-06 19:16:42 +02:00
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This command is identical
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in behavior to the <acronym>SQL92</acronym> command <command>ROLLBACK</command>,
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and is present only for historical reasons.
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</para>
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<refsect2 id="R2-SQL-ABORT-3">
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<refsect2info>
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<date>1998-09-27</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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Use <command>COMMIT</command> to successfully
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terminate a transaction.
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</para>
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</refsect2>
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</refsect1>
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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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<refsect1 id="R1-SQL-ABORT-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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To abort all changes:
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<programlisting>
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1998-09-30 07:38:56 +02:00
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ABORT WORK;
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</programlisting>
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</para>
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</refsect1>
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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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<refsect1 id="R1-SQL-ABORT-3">
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<title>
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Compatibility
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</title>
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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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<refsect2 id="R2-SQL-ABORT-4">
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<refsect2info>
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<date>1998-09-27</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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This command is a <productname>Postgres</productname> extension present
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for historical reasons. <command>ROLLBACK</command> is the <acronym>SQL92</acronym>
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equivalent command.
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</para>
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</refsect2>
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</refsect1>
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1998-09-30 07:38:56 +02:00
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1999-07-06 19:16:42 +02:00
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</refentry>
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