hibernate事务简介

在这里插入图片描述
数据库的事务如果控制不好,很容易导致数据出现脏读,不可重复读,幻读,这样就会造成数据的混乱,那怎么弄呢?

利用数据库事务的隔离级别进行控制就可以了

hibernate隔离级别有:

1—Read uncommitted isolation

2—Read committed isolation

4—Repeatable read isolation

8—Serializable isolation

1:读操作未提交(Read Uncommitted) 2:读操作已提交(Read Committed) 4:可重读(Repeatable Read) 8:可串行化(Serializable)

设置隔离级别的方法:4

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