| 类型: | enum |
| 默认: | read committed |
| 上下文: | user |
| 重新开始: | false |
| 值: | [serializable, repeatable read, read committed, read uncommitted] |
每个 SQL 事务都有一个隔离级别，可以是读未提交、读已提交、可重复读或者可序列化。这个参数控制每个新事务的默认隔离级别。默认是读已提交。
更多信息请参阅mvcc和sql-set-transaction。
建议 [EN]
Relates to transaction_isolation. Better set on a session or transaction basis as transaction_isolation in order to support specific types of transaction conflict resolution.