ibase_rollback_ret Roll back a transaction without closing it &reftitle.description; boolibase_rollback_ret resourcelink_or_trans_identifier&null; Rolls back a transaction without closing it. &reftitle.parameters; link_or_trans_identifier If called without an argument, this function rolls back the default transaction of the default link. If the argument is a connection identifier, the default transaction of the corresponding connection will be rolled back. If the argument is a transaction identifier, the corresponding transaction will be rolled back. The transaction context will be retained, so statements executed from within this transaction will not be invalidated. &reftitle.returnvalues; &return.success;