摘要： ：该文从OLAP的基本功能出发，综述了其核心技术－数据立方体（Data Cube）的研究现状，主要讨论了3个方面：数据立方体建模、数据立方体计算和数据立方体操作，最后展望了该领域的研究方向。

关键词: OLAP, 数据立方体, 多维数据模型, 聚集, 层次, 立方体操作

Abstract: The paper sets out from basic functions of OLAP, discusses on the current status of data cube and the core technology of OLAP, which mainly focuses on the following aspects: modeling data cube, calculating data cube and operating data cube. Finally, prospects of the field is involved.

中图分类号: 

• TP311.13