Toggles autocommit mode on or off for the current database connection. Autocommit mode will be set if mode=1 or unset if mode=0. Returns zero on success, or nonzero if an error occurred.
Parameters
SET AUTOCOMMIT=0;
mode only affects operations on transactional table types. To determine the current state of autocommit mode use the SQL command SELECT @@autocommit. Be aware: the function will not work if autocommit mode is switched on.