数字电视接收终端实时数据库的实现

介绍了专用于数字电视接收终端的嵌入式数据库系统,描述了基于主内存数据库的数据检索、物理配置、事务管理机制和并发控制等关键技术,并根据数字电视接收终端的实时环境要求设计了相应的事务调度算法和加锁控制技术。

This paper describes the implementation method of Embedded Database System f or Digital Television Receiver Terminal,especially focuses on problems such as data items of query process,transaction management principle and concur-ren cy control for main memory database.Real transaction schedule algorithm and an effective locking control technology are also proposed according to the real-ti me environment of digital television receiver.