| 分布式数据库查询优化处理——基于关系代数等价变换的查询优化处理 |
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| 引用本文： | 郑勇明 彭凤梅 陈越. 分布式数据库查询优化处理——基于关系代数等价变换的查询优化处理[J]. 数字社区&智能家居, 2007, 1(2): 916-917 |
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| 作者姓名： | 郑勇明 彭凤梅 陈越 |
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| 作者单位： | 东华理工学院,江西抚州340001 |
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| 摘 要： | 在进行分布式数据库应用时，快速而准确的得到查询结果一直是分布式数据库得以应用的关键问题。本文阐述了分布式查询优化的一种策略和算法——基于关系代数等价变换的查询优化处理。
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| 关 键 词： | 分布式数据库 查询优化 关系代数等价变换 |
| 文章编号： | 1009-3044（2007）04-10916-02 |
| 修稿时间： | 2007-01-08 |
Optimize Process for Query of Distributed Database, Optimize Process for Query Base on Equivalence Transform of RelationalAlgebra |
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| ZHENG Yong-ming, PENG Feng-mei, CHEN Yue. Optimize Process for Query of Distributed Database, Optimize Process for Query Base on Equivalence Transform of RelationalAlgebra[J]. Digital Community & Smart Home, 2007, 1(2): 916-917 |
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| Authors: | ZHENG Yong-ming PENG Feng-mei CHEN Yue |
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| Affiliation: | Donghua Polytechnic, Fuzhou 340001, China |
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| Abstract: | While Process application of the distribute database,fast and exact get the query result has been the key problem about distribute database,This article is talk about a optimization strategy and algorithms for distributed queries-Optimize procces for query base on equivalence transform of relational algebra, |
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| Keywords: | distribute database optimize process for query equivalence transform of relational algebra |
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