最糟糕的情况是，由于灾难而需要启动灾难数据中心时，却发现在灾难恢复中未设置某些项目。

The worst time to find out that there is something missing in your set up for disaster recovery is when you need to start up the disaster data center because of some disaster.

youdao

由于传播模式被设置为SUPPORTS，所以不会启动任何事物，因此该方法有效地利用了一个本地(数据库)事务。

No transaction is started because of the SUPPORTS propagation mode, so the method effectively USES a local (database) transaction.

youdao

启动数据库管理器(确保设置了DB 2注册表变量db2instance)。

Start the database manager (ensure that the DB2 registry variable DB2INSTANCE is set).

youdao