计算机科学 ›› 2007, Vol. 34 ›› Issue (12): 100-103.

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移动分布式实时数据库中并发控制框架

雷向东 赵跃龙 陈松乔 袁晓莉   

  1. 中南大学信息科学与工程学院,长沙410083
  • 出版日期:2018-11-16 发布日期:2018-11-16
  • 基金资助:
    国家教育部博士点基金(20030533011)资助.

LEI Xiang-Dong ZHAO Yue-Long CHEN Song-Qiao YUAN Xiao-Li (College of Information Science and Engineering, Central South University, Changsha 410083)   

  • Online:2018-11-16 Published:2018-11-16

摘要: 在移动分布式数据库系统中采用三层结构,提出了DMVOCC-DA-2PLV(Distributed Multiversion Optimistic Concurrency Control—Dynamic Adjustment of Serialization Order-Two-Phase Local Validation)协议处理移动分布式实时事务。移动实时事务处理分两阶段进行。第一阶段在移动主机(MHs)上处理,并进行局部部分有效性检查性确认,使用向后有效性确认机制,与在服务器提交事务进行有效性确认。及

关键词: 移动分布式实时数据库系统 多版本乐观并发控制 多版本动态调整串行次序 部分有效性确认 提交 多版本数据广播

Abstract: Mobile distributed real-database systems (MI)RTDBS) are viewed as three-tier architecture. This paper presents DMVOCC-DA-2PLV (Distributed Multiversion Optimistic Concurrency Control with Dynamic Adjustment using Two-Phase Local Validation) protocol for p

Key words: Mobile distributed real-time database systems, Muliversion optimistic concurrency control, Multiversion dynamic adjustment of serialization order, Partial validation, Commit, Broadcast disks

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