Applied Research, The Data Warehouse In The Communications Business

With the rapid development of communication and the expansile scope of users in recent year, the data of IT systems have enjoyed an explosion in the number, all information systems have a great amount of isolated data. Be competing increasingly with volatile economic ages, how make use of these data well, mine the data value profoundly, make the decision maker be able to know the company circumstance timely, raise business development and competitive advantage of company thus, extend a market quota. The data warehouse technique which develops and spreads increasingly is exactly a kind of technique project which resolves an above-mentioned problem. But face the isolated island data of amount of sea, how carry on data warehouse to data modeling, how clean miscellaneous in disorder have no the data of preface have been the crux and the point that the data warehouse carries out. This text will combine the item amount of sea of the telecommunication profession the characteristics of the data, usage data's various techniques of the warehouse work well a system implement work.The point of this thesis is the characteristics which combines to correspond by telecommunication profession, finding out suitable method and strategy of implementing data warehouse project. The study is suitable for the structure of the data warehouse and strategy of data modeling of corresponding by telecommunication characteristics.The data's warehouse item carried out for the telecommunication's business enterprise backlog a precious data resources, providing abundant covariance statement and analytical apply, shortening a market analysis and drawing up market strategy reaction time consumedly, brought a huge performance for that company.The first part is the summary for the data warehouse, that leads logarithms according to the warehouse concept to go into, creation and development of the data warehouse carried on elaborating, and introduced the business of the data warehouse application in brief, take expecting as a follow-up chapter to work well cushion;The second part is a data warehouse theories, combining the past's research in data warehouse ,that going into the warehouse techniques, concepts and norms, this is the data warehouse implement of main reference basis;The third part concretely introduces the implement process of data warehouse, the process and method which mainly chooses data warehouse an implement, the point...