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扩展XML查询实现GML查询
引用本文:陈淑婷,李云浩.扩展XML查询实现GML查询[J].信阳师范学院学报(自然科学版),2010,23(2).
作者姓名:陈淑婷  李云浩
作者单位:1. 江西理工大学,建筑与测绘工程学院,江西,赣州,341000
2. 江西理工大学,信息工程学院,江西,赣州,341000
基金项目:江西省教育厅科技研究项目 
摘    要:GML(地理标记语言)是基于XML发展而来的行业标记语言,具有XML的所有特征,同时还具有XML没有的空间特征.目前,对XML的查询有比较成熟查询规范—Xquery,扩展XML查询是实现GML查询的最佳途径,在分析现有开放源码XML查询引擎的基础上,选择XQEngine进行扩展,实现了对GML空间数据的本原查询.

关 键 词:空间扩展  本原查询

Further Development of XML Query to Realise GML Query
CHEN Shu-tinga,LI Yun-haob.Further Development of XML Query to Realise GML Query[J].Journal of Xinyang Teachers College(Natural Science Edition),2010,23(2).
Authors:CHEN Shu-tinga  LI Yun-haob
Institution:CHEN Shu-tinga,LI Yun-haob(a.Faculty of Architectural , Survey Engineering,b.Faculty of Information Engineering,Jiangxi University of Science , Technology,Ganzhou 341000,China)
Abstract:GML(Geography Markup Language) is the professional markup language based on the further development of XML.It is not only featured with all the distinctive characteristics of XML,but also with its own unique characteristic.At present,Xquery serves as the mature system for XML query.By analysing the open source of XML query engine,further extending XQ Engine and developing XML query,the GML query can be realized eventually.
Keywords:XML/GML
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