多维数据模型已成为数据仓库和联机分析处理的核心技术。

Multidimensional date model has been the important technology of date warehouse and on-line analytical processing.

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多维数据模型是联机分析处理技术的核心。

Multidimensional data model is the key technology of OLAP.

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联机分析处理把数据的组织由二维平面结构扩充到多维空间结构，并提供了多维数据分析方法。

Online analytical processing expands the framework of data from two-dimensions to multiple-dimensions and provides the method to analyze the multi-dimensional data.

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