BEGIN TRANSACTION UPDATE t1 SET gorod = 'Самара' where id = 3 COMMIT TRANSACTION
BEGIN; UPDATE t1 SET gorod = 'Самара' WHERE id = 3; END;
BEGIN TRANSACTION;UPDATE t1 SET gorod = 'Самара' where id = 3;COMMIT;
BEGIN TRANSACTION
UPDATE t1 SET gorod = 'Самара' where id = 3
COMMIT TRANSACTION