基于MMDB轨道交通AFC清分系统的设计与实现  

DESIGNING AND IMPLEMENTING AFC CLEAR SYSTEM OF RAIL TRANSIT BASED ON MMDB

作　　者：何晋川[1] 苏厚勤[1] 

机构地区：[1]东华大学计算机科学与技术学院,上海201620

出　　处：《计算机应用与软件》2011年第1期187-190,共4页Computer Applications and Software

摘　　要：提出在开发大型联机交易处理系统中,运用内存数据库提高实时处理效率和有效降低I/O频率的技术和方法。讨论了内存数据库、共享内存技术和传统磁盘数据库三种不同处理方式的差异。通过仿真轨道交通AFC清分系统的清分处理,证明运用内存数据库方式在大宗数据处理系统中的有效性和可行性。The technique and approach for enhancing timely processing efficiency and reducing effectively the I/O frequency by applying main memory database during the development of large size on-line transaction processing system is proposed in the article.The difference between three different processing modes such as the main memory database,the memory shared technique and the traditional disk-resident database has been discussed.The efficiency and feasibility of processing system for big amounts of data are proved by the mode of applying main memory database through simulating the clearing processing of AFC clearing system of rail transit.

关 键 词：内存数据库 自动售检票AFC 轨道交通AFC清分系统 系统性能 灾难恢复 

分 类 号：TP274.2[自动化与计算机技术—检测技术与自动化装置]