Application of Data Warehouse Technology in Data Center Design

Chinese electronic government (E-Government) has achieved great success in several years, to quicken the pace of building E-Government, the central government of China has programmed to establish four governance information resource databases in next five years, data center construction in the developed cities is becoming an important project for present China¿s E-Government. Through investigation and analysis requirements of Nanhai city for data and business, this paper presents the architecture of data center, which is composed of six main components: data share and exchange platform, kernel database, support application platform, application database, data center management platform, and data center security platform. Extensible markup language (XML) and data warehouse technology are adopted for data center. Proposed method has already been successfully used in data center of Nanhai city, which is listed as the pilot cities for Model Project of China´s E-government application.