改善合并并置的另一个策略是复制每个数据库分区上的较小的表。

Another strategy to improve the collocation of the join is to replicate smaller dimensional tables on each database partition.

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Clonezilla是一个开源的与Norton Ghost类似的复制和克隆解决方案，可以使用它克隆特定的分区或整个磁盘。

Clonezilla is an open source (GPL) Norton Ghost-like duplication and clone solution that you can use to clone a particular partition or entire disk.

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GParted是一款分区管理器，它能够帮您重新调整分区大小，复制或者移动分区，但不会丢失数据。

GParted is a partition manager you can use to resize, copy or move partition without losing your data.

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