COMMIT
COMMIT
COMMIT - commit the current transaction
Synopsis
COMMIT [ WORK | TRANSACTION ] [ AND [ NO ] CHAIN ]
Description
COMMIT
commits the current transaction. All
changes made by the transaction become visible to others
and are guaranteed to be durable if a crash occurs.
Parameters
-
WORK
TRANSACTION -
Optional key words. They have no effect.
-
AND CHAIN -
If
AND CHAINis specified, a new transaction is immediately started with the same transaction characteristics (see SET TRANSACTION ) as the just finished one. Otherwise, no new transaction is started.
Notes
Use ROLLBACK to abort a transaction.
Issuing
COMMIT
when not inside a transaction does
no harm, but it will provoke a warning message.
COMMIT AND
CHAIN
when not inside a transaction is an error.
Examples
To commit the current transaction and make all changes permanent:
COMMIT;
Compatibility
The command
COMMIT
conforms to the SQL standard. The
form
COMMIT TRANSACTION
is a PostgreSQL extension.