【摘要】 现在越来越多的研究关注于主动实时数据库。提出了主动实时数据库下的事务概念模型,这个模型是专门用在实时环境下的嵌套事务模型;介绍了一个事务执行模型的执行原理及该模型各个模块的功能;最后提出了一个事务调度算法,并在此基础上与别的常见的算法进行了性能分析。更多还原

【Abstract】 now,more and more people give research on active real-time database.this paper design a transaction conception model,which is a nest transaction model used in real-time environment;design a transaction process model and the function of every component in this model ;design an arithmetic of transaction schedule,give an analysis of performance between different commom arithmetics with this one.更多还原