COMMIT — commit the current transaction
COMMIT [ AUTONOMOUS ] [ WORK | TRANSACTION ] [ AND [ NO ] CHAIN ]
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.
Optional key word that can be used when committing an autonomous transaction. For details on autonomous transactions, see Chapter 16.
Optional key words. They have no effect.
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.
Use ROLLBACK to abort a transaction.
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.
To commit the current transaction and make all changes permanent:
COMMIT conforms to the SQL standard. The form
COMMIT TRANSACTION is a Postgres Pro extension.