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基于补偿操作的嵌套事务死锁处理方法
引用本文:齐进.基于补偿操作的嵌套事务死锁处理方法[J].计算机研究与发展,1998,35(5):464-468.
作者姓名:齐进
作者单位:东南大学自动控制系
基金项目:国家“863”高技术计划CIMS主题
摘    要:补偿操作是实现复杂的数据库应用环境中嵌套事务回滚的有效方法,但是基于封锁机制的补偿操作在执行时有可能导致不可补偿死锁.文中介绍了基于补偿操作的嵌套事务死锁处理方法,讨论了两种可避免不可补偿死锁产生的安全补偿方法,并比较了它们的特点.

关 键 词:死锁处理  嵌套事务  补偿操作  数据库

A DEADLOCK RESOLUTION OF NESTED TRANSACTION BASED ON COMPENSATING OPERATIONS
Qi Jin,Zhou Boxin,and Xu Nanrong.A DEADLOCK RESOLUTION OF NESTED TRANSACTION BASED ON COMPENSATING OPERATIONS[J].Journal of Computer Research and Development,1998,35(5):464-468.
Authors:Qi Jin  Zhou Boxin  and Xu Nanrong
Abstract:It is effective to use compensating operations to rollback nested transaction in advanced database applications. But the execution of compensating operations may produce uncompensatable deadlock. Here presented is a deadlock resolution in nested transaction based on compensating operations. Also illustrated are two safe compensating methods that can avoid uncompensatable deadlock.
Keywords:deadlock resolution  nested transaction  compensating operation  
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