Reference Manual
CHAPTER 9. SQL Statements
Release a savepoint within the current transaction.
RELEASE SAVEPOINT [savepoint-name]
There must have been a corresponding SAVEPOINT within the current transaction.
None.
ROLLBACK TO SAVEPOINT statement
Release a savepoint. The savepoint-name is an identifier specified on a SAVEPOINT statement within the current transaction. If savepoint-name is omitted, the most recent savepoint is released.
For a description of savepoints, see Savepoints within transactions. Releasing a savepoint does not do any type of COMMIT. It simply removes the savepoint from the list of currently active savepoints.
SQL/92 Vendor extension.
Sybase Not supported by Adaptive Server Enterprise. A similar feature is available in an Adaptive Server Enterprise-compatible manner using nested transactions.