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一种高效的闪存数据库故障恢复方法MMR

王曼丽 邢玉钢 王翰虎 马丹 陈梅

计算机技术与发展2012,Vol.22Issue(1):40-44,5.
计算机技术与发展2012,Vol.22Issue(1):40-44,5.

一种高效的闪存数据库故障恢复方法MMR

An Efficient Fault Recovery Technique MMR for Flash-Based Database

王曼丽 1邢玉钢 1王翰虎 1马丹 2陈梅1

作者信息

  • 1. 贵州大学计算机科学与信息学院,贵州贵阳 550025
  • 2. 贵州星辰科技开发有限公司,贵州贵阳 550025
  • 折叠

摘要

Abstract

The rapid and efficient recovery in the event of failures is very important for flash-based database. At present, relative researchers have proposed some fault recovery methods for flash-based database,but these methods have some shortcomings such as the high cost of the transaction commits,the large of system operating costs and so on. In this paper,by characteristics of flash memory and combined with updated in the log data is used to discuss the recovery process and its implementation mechanism for flash-based database. By recording memory log implement transactional fault recovery,and establish system fault recovery by building mirror address direction. Finally, experimental results prove that in recovery time and write time MMR is less than traditional methods.

关键词

闪存数据库/故障恢复/内存日志/镜像地址目录/页内日志

Key words

flash-based database/fault recovery/memory log/mirror address direction/In-Page logging

分类

信息技术与安全科学

引用本文复制引用

王曼丽,邢玉钢,王翰虎,马丹,陈梅..一种高效的闪存数据库故障恢复方法MMR[J].计算机技术与发展,2012,22(1):40-44,5.

基金项目

贵阳市2010年工业科技攻关项目([ 2010]筑科工合同字第28号) ([ 2010]筑科工合同字第28号)

贵州大学2011年研究生创新基金资助项目(校研理工[2011039]) (校研理工[2011039])

计算机技术与发展

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