如果数据库运行在归档模式下，那么你可以在数据库开启的状态下备份数据库。这种备份叫做不一致备份。

ARCHIVELOG mode, then you can back up the database while it is open. The backup is called an.

youdao

启用事务日志归档模式的一个副作用是：在下面两种情况下，所有数据更改(insert)都会被记录到日志中，而默认情况下它们不会被记录。

One side effect of enabling the transaction log archive mode is all the data changes (inserts) get logged, whereas by default they are not logged in the following two cases.

youdao

在上述情况下，如果性能很重要的话，最好是在执行上述操作时禁用事务日志归档模式。

If performance is important in the above cases, it would be a good idea to disable transaction log archive mode for the duration of their execution.

youdao

在上述情况下，如果性能很重要的话，最好是在执行上述操作时禁用事务日志归档模式。

If performance is important in the above cases, it would be a good idea to disable transaction log archive mode for the duration of their execution.

youdao