... 不允许空值(NULL VALUE NOT ALLOWED) 事务回滚(TRANSACTION ROLLBACK) 违反事务完整性约束(TRANSACTION INTEGRITY CONSTRAINT VIOLATION) ...
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When and where should you specify the transaction rollback directives?
您应该在何时何种情况下指定事务回滚指令?
Frees transactions if transaction rollback for other than an XA rollback.
如果是除xa回滚以外的其他事务回滚,则释放事务。
In the case of an error, the transaction logic can specify that the transaction rollback to a savepoint.
在发生错误的情况下,事务逻辑可以指定该事务回滚到某个保存点。
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