This project directed by Prof. Chen Gang, is a core sub-topics of National Core-High-Base Major Project in 2011. According to the development trend of database industry, the research objective of this project is to focus on some key techniques required to be improved greatly in the indigenous database management system, and is to enhance the performance, reliability and usability for the indigenous ShenTong database management system. Meanwhile, this project also will build some application integrations and application demonstrations in the industry, and take the lead of the indigenous database industry of China.