The design of the data warehouse for the national and local tax information comparison

This paper is under the research background of the national and local tax information comparison system. According to the actual demand of the two taxes information comparison business, a detailed description of the overall architecture and the design progress of the national and local tax information comparison data warehouse is presented. Amounts of data can be extracted and analyzed quickly due to the building of the NLICS DW. Condominium household and tax dodgers can be identified, exception households can be approved accurately, and abnormal data can be found further. The accurate and informative data can be supplied to special tax administrator to manage the household and evalue well.