当需要执行恢复或回滚操作时，此文档记录应足以用于重新创建各个更新。
This documentation should be sufficient to reproduce the updates should a recovery or rollback action be taken.
措施：在调用端可以查询之前，需要执行回滚操作，否则将获得以上错误提示。
Now you will need to perform a rollback before you can do a select on the calling side, or you will get this error.
UOW是应用程序进程中的一个可恢复的操作序列；它由于提交操作、回滚操作或者结束应用程序进程而结束。
A UOW is a recoverable sequence of operations within an application process; it ends as a result of a commit operation, a rollback operation, or the end of the application process.
应用推荐