| 基于元数据集成检索系统的设计与实现 |
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| 引用本文： | 孙素云.基于元数据集成检索系统的设计与实现[J].广东轻工职业技术学院学报,2007,6(2):10-13,15. |
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| 作者姓名： | 孙素云 |
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| 作者单位： | 广东轻工职业技术学院,计算机工程系,广东,广州,510300 |
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| 摘 要： | 文章应用XML Schema设计元数据字典的通用模型,建立一个XML统一逻辑视图,使用XQuery查询语言对XML文档进行查询处理,为用户提供一个统一的查询接口,实现对分布式异构数据源的透明访问和集成检索,并给出了主要环节的实现方法.
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| 关 键 词： | 异构数据源 数据集成 元数据 |
| 文章编号： | 1672-1950（2007）02-0010-05 |
| 修稿时间： | 2007-04-26 |
Design and Implementation of Integration Querying System Based on Metadata |
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| SUN Suyun.Design and Implementation of Integration Querying System Based on Metadata[J].Journal of Guangdong Industry Technical College,2007,6(2):10-13,15. |
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| Authors: | SUN Suyun |
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| Institution: | Department of Computer Engineering, Guangdong Industry Technical College, Guangzhou 510300, China |
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| Abstract: | This paper presents a model for metadata dictionary designed with XML Schema, constituting a whole view based on XML, querying document based on XML by using XQuery query language, bringing forward a uniform query interface for users, achieving accessing transparently and querying uniformly on the distributed heterogeneous system, and realizing primary technique in the system. |
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| Keywords: | heterogeneous data Sources data integration metadata |
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