-20111 CANNOT ISSUE SAVEPOINT, RELEASE SAVEPOINT, ROLLBACK TO SAVEPOINT FROM A TRIGGER, FROM A USER-DEFINED FUNCTION, OR FROM A GLOBAL TRANSACTION

Explanation
 The following
statements cannot be used in the body of a trigger, global transaction,
or user-defined function:

SAVEPOINT

RELEASE SAVEPOINT

ROLLBACK TO SAVEPOINT

System action
 The statement cannot be processed.

Programmer response
 Correct the logic of the application program
so that this error does not occur.

SQLSTATE
3B503