如题。
Cause:
During ALTER DATABASE MOUNT, an attempt is being made to mount a database on an instance in which a database is or has previously been mounted.
Action:
If you wish to mount the database, shutdown the instance and then startup the instance and retry the operation.
本文介绍了解决在尝试挂载数据库时遇到的问题,当数据库已在当前实例中挂载或之前被挂载过,需要先关闭实例再重新启动并重试挂载操作。
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