12th September 2019: PostgreSQL 12 Beta 4 Released!
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ROLLBACK

Name

ROLLBACK — Aborts the current transaction
ROLLBACK [ WORK | TRANSACTION ]
  

Inputs

None.

Outputs

ABORT

Message returned if successful.

NOTICE: UserAbortTransactionBlock and not in in-progress state ABORT

If there is not any transaction currently in progress.

Description

ROLLBACK rolls back the current transaction and causes all the updates made by the transaction to be discarded.

Notes

The keywords WORK and TRANSACTION are noise and can be omitted.

Use COMMIT to successfully terminate a transaction.

Usage

To abort all changes:

ROLLBACK WORK;
   

Compatibility

SQL92

Full compatibility. The TRANSACTION keyword is a Postgres extension.