A newer version of this documentation is available. Click here to view the most up-to-date release of the Greenplum 4.x documentation.
Aborts the current transaction.
ROLLBACK [WORK | TRANSACTION]
ROLLBACK rolls back the current transaction and causes all the updates made by the transaction to be discarded.
- Optional key words. They have no effect.
Use COMMIT to successfully end the current transaction.
Issuing ROLLBACK when not inside a transaction does no harm, but it will provoke a warning message.
To discard all changes made in the current transaction:
The SQL standard only specifies the two forms ROLLBACK and ROLLBACK WORK. Otherwise, this command is fully conforming.