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><H1
><A
NAME="SQL-ABORT"
>ABORT</A
></H1
><DIV
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><A
NAME="AEN37178"
></A
><H2
>Name</H2
> ABORT
-- abort the current transaction
</DIV
><DIV
CLASS="REFSYNOPSISDIV"
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NAME="AEN37181"
></A
><H2
>Synopsis</H2
><PRE
CLASS="SYNOPSIS"
>ABORT [ WORK | TRANSACTION ]
</PRE
><DIV
CLASS="REFSECT2"
><A
NAME="R2-SQL-ABORT-1"
></A
><H3
> Inputs
</H3
><P
> None.
</P
></DIV
><DIV
CLASS="REFSECT2"
><A
NAME="R2-SQL-ABORT-2"
></A
><H3
> Outputs
</H3
><P
> <P
></P
></P><DIV
CLASS="VARIABLELIST"
><DL
><DT
><TT
CLASS="COMPUTEROUTPUT"
>ROLLBACK
</TT
></DT
><DD
><P
> Message returned if successful.
</P
></DD
><DT
><TT
CLASS="COMPUTEROUTPUT"
>WARNING: ROLLBACK: no transaction in progress
</TT
></DT
><DD
><P
> If there is not any transaction currently in progress.
</P
></DD
></DL
></DIV
><P>
</P
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></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="R1-SQL-ABORT-1"
></A
><H2
> Description
</H2
><P
> <TT
CLASS="COMMAND"
>ABORT</TT
> rolls back the current transaction and causes
all the updates made by the transaction to be discarded.
This command is identical
in behavior to the <SPAN
CLASS="ACRONYM"
>SQL92</SPAN
> command <TT
CLASS="COMMAND"
>ROLLBACK</TT
>,
and is present only for historical reasons.
</P
><DIV
CLASS="REFSECT2"
><A
NAME="R2-SQL-ABORT-3"
></A
><H3
> Notes
</H3
><P
> Use <TT
CLASS="COMMAND"
>COMMIT</TT
> to successfully
terminate a transaction.
</P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="R1-SQL-ABORT-2"
></A
><H2
> Usage
</H2
><P
> To abort all changes:
</P><PRE
CLASS="PROGRAMLISTING"
>ABORT WORK;
</PRE
><P>
</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="R1-SQL-ABORT-3"
></A
><H2
> Compatibility
</H2
><DIV
CLASS="REFSECT2"
><A
NAME="R2-SQL-ABORT-4"
></A
><H3
> SQL92
</H3
><P
> This command is a <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> extension present
for historical reasons. <TT
CLASS="COMMAND"
>ROLLBACK</TT
> is the <SPAN
CLASS="ACRONYM"
>SQL92</SPAN
>
equivalent command.
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