MySQL是否允许使用嵌套事务?
InnoDB支持SAVEPOINTS。
InnoDB
SAVEPOINTS
您可以执行以下操作:
CREATE TABLE t_test (id INT NOT NULL PRIMARY KEY) ENGINE=InnoDB; START TRANSACTION; INSERT INTO t_test VALUES (1); SELECT * FROM t_test; id --- 1 SAVEPOINT tran2; INSERT INTO t_test VALUES (2); SELECT * FROM t_test; id --- 1 2 ROLLBACK TO tran2; SELECT * FROM t_test; id --- 1 ROLLBACK; SELECT * FROM t_test; id ---