[摘要]+------+--------+---------+3 rows in set (0.00 sec)mysql> update account set balance = balance -...
+------+--------+---------+3 rows in set (0.00 sec)
mysql> update account set balance = balance - 50 where id = 1;
Query OK, 1 row affected (0.00 sec)
Rows matched: 1 Changed: 1 Warnings: 0mysql> select * from account;+------+--------+---------+
关键词：MySQL的事务隔离级别案例图文详细教程