Windows Azure存储Azure存储得到了改善，具备了透明复制功能，这会为属于同一区域的blob和表在不同位置创建备份。

Windows Azure Storage. Azure Storage is now enhanced with transparent replication which creates backups of blobs and tables in different locations belonging to the same region.

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如果仅使用数据库存储区域，那么备份要简单得多，因为文档内容是随常规对象存储数据库备份一起备份的。

Backups are much simpler when you only use a database storage area because your document content is backed up along with your normal object store database backup.

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正如繁忙交叉点处的流量需要备份一样，系统关键区域的数据也只会在负载量大时才会备份。

Just as traffic backs up at some intersections only in heavy traffic, data can back up in your system in critical areas only when under heavy load.

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