Research Of The Method Of Data Mining In China Economic Census

The whole nation economy investigation of the first time is the significant national conditions and national power after the economic growth of our country enters the 21 centuries. It is an important act that the Central Committee of the Party and State Council can know national condition and accurate assurance and work out basic policy of a state on inquiry. Nothing but economy investigation, we can hold Chinese economy change accurately with trend, control economic growth further, and improve the rate of economic development. In this economic census, the specific components of the classification of economic sectors involve 19 big industry classification and 875 categories. It can be said that the economic census data are very complete. In the face of the massive data storage of after the Census, the States need more powerful data analysis tools and methods. The data will become to the valuable knowledge. Otherwise, a lot of data will be rich data and poor information"data graves".It is the data mining technology that it obtains from large databases or data warehouses from the potential value of the information or models. It is a new interdisciplinary science. It helps people from massive data to find the valuable information. And there is a lot of important information in the history data of increasing sharply. It is an important problem of the information processing technology studies one of item of field how to discover useful knowledge in time in them and improve the utilization ratio.This paper puts the perspective on the data mining method of China's economic census successfully. So the research is the major content of the general use of data mining theory and the theory of regression. It explores the data mining techniques of China's economic census. The main content of this subject studies how to apply data mining to the whole nation economy census. This paper has set forth the classification standard and the data sheet examining and verifying relation of the data handling scheme of the first time the whole nation economy census.It has built the data warehouse of economy census and algorithmic choice. The data mining system has come true and worked concretely with SQL. And this paper gives the suggestion of keep the system of the data mining.