Decision support system of economic active analysis based on data warehouse
Lizi Zhang · Dianli zidonghua shebei · 2002
The economic active analysis of electricity supply enterprise and the importance of decision support system are introduced.The characteristic of data warehouse is subject-oriented,integrated,time-dependent and unchangeable,which is suitable for decisive analysis.The frame of decision support system for economic active analysis of electricity supply enterprise is put forward,which is based on data warehouse technology.With the electricity-sale analysis as an example,the subject -oriented multi -dimensional database model is established,including information model,star-type logic diagram and data-storage chart.