【摘要】 指出了建立教育考试数据仓库的必要性,并在讨论数据仓库理论的基础上,分析了北京教育考试院业务的现状和业务数据的特点,结合决策分析等的实际需求,设计了教育考试数据仓库系统架构,包括4个层次:业务数据层、数据仓库层、DS操作层和应用展现层;确定了教育考试数据仓库主题;设计了数据仓库的数据模型.更多还原

【Abstract】 In this paper,we point out the necessity of building education examination data warehouse,and analyze the business situation and the characteristics of business data from Beijing Education Examinations Authority based on discussing the theory of Data Warehouse.The architecture of education examination data warehouse is designed according to actual necessity of decision analysis,which includes 4 layers business data layer,data warehouse layer,DS operator layer and application showing layer.Finally the subject and data schema of education examination data warehouse is proposed.更多还原