数据集成系统的三层体系结构及查询改写算法的改进 - Details

author：

谢丽聪 (谢丽聪.) ^[1] (Scholars：谢丽聪) | 白清源 (白清源.) ^[2] | 余建家 (余建家.) ^[3]

Abstract：

＜正＞1数据集成系统的体系结构数据集成系统是基于Internet的一个重要应用,其目的是为用户提供一个集成的、一致的、能够对存储在多个、异构的信息源中的数据进行访问的视图。系统能够将用户的查询转换成对相应的数据源访问,然后返回查询结果给用户。这样就免除了目前从Internet上手工收集数据的繁琐工作。

Keyword：

Data integration Data source schema Mediated schema Unification

Community：

[ 1 ] University of Ulster
[ 2 ] 福州大学数学与计算机科学学院

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Source ：

Year： 2003

Language： Chinese

Cited Count：

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SCOPUS Cited Count：

ESI Highly Cited Papers on the List： 0 Unfold All

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Chinese Cited Count：

30 Days PV： 2

Affiliated Colleges：

计算机与大数据学院、软件学院本学院/部未明确归属的数据

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