This paper introduces the basic of Data Warehouse and rudimentary knowledge of decision-analysis, such as its characteristic, supporting technology and system structure.

本文介绍了数据仓库以及决策分析的特点、支撑技术和体系结构等基础知识。

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This paper describes the concept, system structure of the Decision Support system (DSS) firstly, then introduces the database, model library, knowledge library and arithmetic library of the DSS.

本文首先对决策支持系统(dss)的概念、体系结构进行了简要的介绍，阐述了DSS的数据库系统、模型库系统、知识库系统以及方法库系统。

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Afterwards, the goal, structure and function of PSSEDSS are analyzed and the data base, model base, knowledge base necessary for decision-making are set up as following.

接着对泵站机组启停决策支持系统的目标、结构和功能做了分析，建立了决策所需要的数据库、模型库和知识库。

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