ROLAP和MOLAP的研究

A Research on ROLAP and MOLAP

如今许多企业已构建了数据仓库,并且通过使用联机分析处理OLAP技术可以使决策人员从数据仓库中获取有用信息。然而应用OLAP时,人们遇到的问题是,到底采用ROLAP还是MOLAP。本文将对这两种模式做相应的比较分析。

Now many business enterprises have already set up data warehouse, and policy-makers obtain the useful information from the data warehouse by OLAP. The problem is to use ROLAP or MOLAP. In this paper will outline the main different between MOLAP and ROLAP.