A database instance failure is typically caused by an operating system crash or a power outage.
数据库实例故障通常是由于操作系统崩溃或断电造成的。
As described in this section, if you know the cause of an instance failure, a complete recovery may not be necessary.
正如本部分所描述的，如果导致实例故障的原因是已知的，就不必进行完全恢复。
As described in this section, if you know the cause of an instance failure, a complete recovery may not be necessary.
正如本部分所描述的，如果导致实例故障的原因是已知的，就不必进行完全恢复。
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