| 联邦数据库查询处理的规则化及其性能分析 |
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| 引用本文： | 孙志挥,陈明生.联邦数据库查询处理的规则化及其性能分析[J].计算机研究与发展,1997,34(4):270-274. |
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| 作者姓名： | 孙志挥 陈明生 |
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| 作者单位： | 东南大学计算机科学与工程系 |
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| 摘 要： | 联邦数据库系统由异构分布且治共享的成员数据库系统组成。联邦用户提交的查询事务不仅涉及本库数据，而且涉及异地多库数据。
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| 关 键 词： | 联邦数据库 查询处理 转换规则 数据库系统 |
RULE BASED FDBS QUERY PROCESSING AND PERFORMANCE ANALYSIS |
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| SUN Zhi,Hui\ CHEN Ming,Sheng.RULE BASED FDBS QUERY PROCESSING AND PERFORMANCE ANALYSIS[J].Journal of Computer Research and Development,1997,34(4):270-274. |
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| Authors: | SUN Zhi Hui\ CHEN Ming Sheng |
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| Abstract: | Federated database system is an integration of many heterogeneous,distributed,autonomous and sharing member database systems.Query transaction submitted by federal user deals with not only local but also remote data.This paper presents a rule based federated query decomposition strategy,which can improve system performance and make new member system join easier. |
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| Keywords: | federated database query processing transformation rule match substitute |
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