摘要
数据仓库是数据库的发展方向之一,对企业管理和决策支持起着重要的辅助作用。简要介绍了数据仓库和元数据的基本概念,重点阐述了元数据在数据仓库系统中的作用、管理及维护,并就元数据库具体的实现方式进行了初步的研究和探讨。
The data warehouse is one of database development directions, supports the important assistance function to the business management and the decision-making. This article briefly introduced data warehouse and metadata the basic concept, elaborated with emphasis the metadata in the data warehouse system function, the management and Maintenance, And has conducted the preliminary research and the discussion on the metadata database concrete realization way,
作者
凌道善
LING DAO-shan （Anhui Vocational ＆ Technical College of Industry ＆ Trade,Huainan 232007,China）
出处
《电脑知识与技术》
2007年第5期752-752,885,共2页
Computer Knowledge and Technology
关键词
数据仓库
元数据
元数据库
data warehouse
metadata
metadata database
