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移动数据库事务处理模型的研究

罗军 李文生 王宏

计算机工程与应用Issue(22):145-148,4.
计算机工程与应用Issue(22):145-148,4.DOI:10.3778/j.issn.1002-8331.1212-0043

移动数据库事务处理模型的研究

Research on mobile database transaction processing model

罗军 1李文生 1王宏1

作者信息

  • 1. 重庆大学 计算机学院,重庆 400044
  • 折叠

摘要

Abstract

In mobile database systems, new features such as mobility, disconnection and long lived transactions make traditional transaction processing schemes no longer suited. An extended optimistic two-phase commit transaction model (EO2PC-MT)is proposed, the model incorporates the design idea of the 02PC-MT model, solves the problem of unneces-sary transaction aborts caused by the momentary communication failure and the mobile transaction coordinator failure result in obstruction. The experiment results show that the EO2PC-MT model outperforms the previously proposed mobile trans-action models such as O2PC-MT for mobile transaction processing.

关键词

移动数据库/事务处理/乐观并发控制/两阶段提交

Key words

mobile database/transaction processing/optimistic concurrency control/two-phase commit

分类

信息技术与安全科学

引用本文复制引用

罗军,李文生,王宏..移动数据库事务处理模型的研究[J].计算机工程与应用,2014,(22):145-148,4.

计算机工程与应用

OA北大核心CSCDCSTPCD

1002-8331

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