查看当前隔离级别 select @@tx_isolation
读未提交级别 read uncommitted
读已提交级别 read committed
可重复读 repeatable read
可串行化 serializable
设置事务的隔离级别为读未提交 set session transaction isolation level read uncommitted
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查看当前隔离级别 select @@tx_isolation
读未提交级别 read uncommitted
读已提交级别 read committed
可重复读 repeatable read
可串行化 serializable
设置事务的隔离级别为读未提交 set session transaction isolation level read uncommitted
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