Abstract: Meta-data plays an important role in data warehouse and online analytical processing(OLAP).This paper introduces the meta-data management of DM_OLAP system,which includes the design of meta-data model and its standardization according to CWM. At the same time,it proposes the design of a DM_OLAP meta-data management system based on CWM.

摘要： 元数据在数据仓库和联机分析处理中扮演着重要的角色。该文介绍了自主研制的DM_OLAP系统的元数据模型,包括其设计和CWM标准化。同时,提出了基于CWM模型的DM_OLAP元数据管理系统的设计。

关键词: 元数据, 联机分析处理, 公共数据仓库元模型

CLC Number: 

• TP311.131