分布式数据库系统中数据一致性维护方法研究

Research of Maintaining Data Consistency in Distributed Database Systems

分布式数据库系统是数据库领域中的一个主要研究方向 ,数据一致性维护是分布式数据库系统中的一个非常关键的技术问题。在深入分析和比较各种维护数据一致性方法的基础上 ,提出了一种较为有效的维护数据一致性的方法 ,详细论述了该方法如何解决并发执行引起的冲突问题 。

Distributed database system is a main research direction in the database field Maintaining the data consistency is a critical technical problem in the distributed database system Based on analyzing in depth and comparing with many kinds of methods in data consistency maintenance, an effective method of maintaining the data consistency is presented.How to resolve the conflict caused by the parallel execution and how to maintain the consistency of all data copies by message queue are discussed in details