For example, if you have two ways of rolling up products, then you need to support both hierarchies in the dimension tables (see Table 1).

例如，如果有两种方式实现产品回滚，那么需要在维度表（见表 1 ）中支持两种层次结构。

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Before encrypting the information, process all the original information into two-dimension and establish the original information tables.

在信息加密前，对所有可能用到的原始信息进行二维化处理，建立原始信息表。

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