The COMMIT statement ends a transaction and saves the changes made by the SQL statements in the transaction to the database. The ROLLBACK statement also ends a transaction, but discards the ...

ROLLBACK TRANSACTION without a savepoint_name or transaction_name rolls back to the beginning of the transaction. When you nest transactions, this same statement rolls back all inner transactions to ...

pg_statement_rollback is a PostgreSQL extension to add server side transaction with rollback at statement level like in Oracle or DB2. If at any time during execution a SQL statement causes an error, ...

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If one of these update commands fails after several others have already succeeded, the status of the entire update is incomplete. In order to guarantee the data integrity, you must enable the rollback ...

Embedded SQL Programming Guide. Connecting and Disconnecting. ... If you do not want the data to be committed, you must issue a ROLLBACK command. The FORCE command lets you disconnect selected users ...

The ROLLBACK statement also ends a transaction, but discards the changes made by the SQL statements in the transaction and restores the database to its previous state.