It is reset only by a missing cache file or replication interval setback.

仅在缺少缓存文件或复制间隔出现错误时重新设置它。

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Thus, systems in which the cache buffers the database from excessive load typically require replication to avoid these scenarios.

因此，使用缓存帮助数据库减负的系统通常需要通过复制来避免这些情况。

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Cache and data replication patterns can be used to supplement the data federation or in the creation of a composite pattern.

可以使用缓存和数据复制模式来补充数据联合或形成组合模式。

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