mysql事务和锁

mysql> SELECT @@session.tx_isolation; #查看当前事务隔离级别
+------------------------+
| @@session.tx_isolation |
+------------------------+
| REPEATABLE-READ        |
+------------------------+
1 row in set (0.00 sec)

 mysql> SET @@session.tx_isolation=‘级别‘; 可设置隔离级别

mysql事务和锁

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