Rights to the priority distributions

Considering the semantics of transactions in DARTDBS, a priority assignment strat.

该文给出了立即和推迟两种模式下执行的被触发事务的截止期确定方法和事务紧急度计算方法,并结合事务的应用语义提出了一种基于多优先级队列的优先级分派策略,有利于主动事务和被触发事务的顺利提交。

Aiming at the defects of the traditional method of computing the left-turn vehicle traffic capacity,the existing model for the gap acceptance at the intersection without traffic signal was improved and a new model was developed for the left-turning crossing the opposite through vehicles with limited priority.

针对传统的左转车通行能力计算方法中存在的问题,对无信号交叉口的可插车间隙理论模型进行了改进,建立了具有部分优先权的可插车间隙理论模型。