| With the rapid development of the Internet, a large amount of China’s newspapers database products have arisen since the beginning the21th century. The business value of database was excavated, so database industry began to developed with great vitality in our country. Although database’s appearing in our country is a breakthrough, there’s still a big gap in the accuracy of the contents, the variety of presenting forms, the breakdown of the product content and the omnimedia used for broadcasting. In many countries, the application of newspapers database has become an effective complement to the traditional newspaper. With China’s economic and political status improving, some foreign newspapers database companies have shown great interest in China market. If China’s newspapers database industry can’t catch up with them, there will be a unimaginable consequence. After studying the deep meaning of the address that given by the General Secretary Hu Jintao,who make an investigation in our company, we has decided to develop a set of database platform system with independent intellectual property rights.This paper analyzes the core business of the system, which is providing external data services and some internal business such as system management and purchasing and cataloging data. This paper also analyzes the needs of customers and the users of the system and that of functions and non-functions. We make an overall design thought that is vertical stratification and horizontal expansion. We design the layered architecture of physical layer, data center layer, business layer and application layer.We design the system function module and business services. We mold for the business entity and service with the object-oriented methods. We design database table structure according to Mysql Database.The system uses the JavaEE technology standard. We also use EJB, Spring and other advanced frame technology.Lucene technology is used to realize the retrieval service of the system’s core data. |
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