另外，如果要对以前的版本应用自定义备份解决方案，则可以使用该解决方案还原以前的配置。

Alternatively, if a custom backup solution is being used for the prior release, this solution can be used to restore the previous configuration.

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如果星期六发生故障，可还原第一个星期日的完整备份，并应用星期六的delta备份。

In the case of a failure on Saturday, you could restore the first Sunday full backup and apply the delta backups from Monday until Saturday. See Figure 36.

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由此产生的合并备份可以提供最短的可能还原时间，您可以使用您的 SLA 对该备份进行调整，它减少了应用程序的停机时间。

The resulting merged backups are available in the shortest possible restore time, which aligns with your SLAs and reduces application downtime.

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