The Research Of Historical Data Processing Technology Based On Real-time Database

Real-time database is the combination of real-time system and database technology. Real-time database has the characteristic of high speed, high data throughput and so on. It has been widely applied in automation field.Historical data is regularly sampled from real-time database system and stored in historical database. The user can access data from historical database if necessary.preservation of the historical data is a very important function of real-time database system.Historical data processing concerns the integrity of real-time database system. And the design of real-time database influences system performance.The paper introduces in detail the historical data process and the implement of disk historical database.