Researchment And Development Of Relative Sales Decision Support System

Along with the development of society, the organizational level of society and the social level of producing are more and more higher and there are much more information than before. So how to handle the information is an important task. The data warehouse (DW) technology that emergence at the 90's uses the completely new data organizational method to handle the large number of initial data and change them into useful information, then user can make decision by analysis the information.The technology of online analysis processing (OLAP) is close with the data warehouse, and it is the certification and analysis tool of data warehouse. It separates the data for analysis and decision from the operating environment of tradition and changes it into integrated and unified information, and by this means to help persons to make immediate and validate decision and get even more economic benefit.The data mining (DM) technique that has risen at the end of the 20th century has received much attention by widely application foreground, and it often also being called the Knowledge Discovery in Database (KDD), it can finds out pattern knowledge from database, data warehouse or the multidimensional data set.This paper first introduces the characteristic of data warehouse, its development trend in home and abroad and its architecture, and then studied the design method and step for building a data warehouse conjunct with the Relative Sale Decision Support System (RSDSS), creates a relative sale data warehouse and its multidimensional data set, and then researches deeply the application of data mining in Relative Sale Decision Support System. This paper also studies how to use the data warehouse technique and the OLAP method together effectively.Having studied the relative sale managing model in the marketing, this paper gives a new settlement for relative sale decision support system which is based ontechniques of database based data warehouse, online analysis processing and data mining. That is a feasible settlement of DW+OLAP+DM-DSS.Finally, this paper realizes the software of RSDSS against the work of relative sale in marketing. This system has some practical meaning and extensive foreground.