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Native XML事务处理机制研究
引用本文:刘世茹. Native XML事务处理机制研究[J]. 贵州大学学报(自然科学版), 2005, 22(3): 271-276
作者姓名:刘世茹
作者单位:贵州广播电视大学网络中心,贵州,贵阳,550004
摘    要:针对目前Native XML数据库中事务处理机制的不足,介绍了一种新的事务处理系统OBSA—TPS,謇现了一种基于语义路径的多粒度封锁机制(Schema Path Lock),提高了非结构化信息存储系统事务处理的并发能力,避免了在Native XML数据库中使用常规方法时产生的幻像问题。

关 键 词:多粒度锁  事务处理  语义路径锁
文章编号:1000-5269(2005)03-0271-06
修稿时间:2005-06-22

Distributed Transaction Processing Mechanism for Native XML Databases
LIU Shiru. Distributed Transaction Processing Mechanism for Native XML Databases[J]. Journal of Guizhou University(Natural Science), 2005, 22(3): 271-276
Authors:LIU Shiru
Abstract:The distributed transaction process model of relational database is insufficient for the native XML database management system (NXD). A novel transaction processing model named OBSA-TPS is introduced in this paper to overcome the problem. It implements a new granularity lock model named Schema Path Lock, which is based on the DTD/Schema of XML documents and the uniform semantic environment supplied by OBSA system, improves the ability of parallel transaction processing.
Keywords:Granular Locks  Transaction Processing  Schema Path Lock
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