Shi Zhang / Hainan Vocational College of Political Science and Law
According to the actual needs of the local mobile communications, Interface of the data marts need to design through the data warehouse and ETL2. Interface of the data warehouse is composed by the user interface, the interface traffic, the billing interface, and so on. ETL2 is designed by extracting, FTP, clearing and loading. The results show, The designs can reduce impact and pressure of the data warehouse, and It is an important supplement on extension of the data warehouse.