Design data warehouse architecture of English learning behavior

The ability of learning English of Chinese students needs to improve. It is essential to explore the method of learning English. In the pager, using the data warehouse to solve the problem. The data warehouse stores the fact table and the dimension tables. Before the data Loading into the DW, deal with the data using ETL tools. In this paper, design the system architecture of the English learning behavior, the logical model of the DW and the OLAP process.