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基于XMLSchema的路径定位算法的研究
引用本文:赵华伟,吴业福,熊前兴. 基于XMLSchema的路径定位算法的研究[J]. 科技信息, 2008, 0(31): 5-7
作者姓名:赵华伟  吴业福  熊前兴
作者单位:武汉理工大学计算机科学与技术系
摘    要:随着XML在网络及企业信息数据表示、传输等方面的广泛应用,其数据表示的优势越来越为企业及网络使用者所看好,并且逐渐成为数据交换的主要载体。目前的大多数XML到关系数据库的映射算法都是基于DTD(Document Type Definition)而非XMLSchema的。然而XMLSchema的可扩展性及丰富的数据类型注定要代替DTD。因此本文以传统的路径定位算法为基础,将其改善为XMLSchema所用,在完成其对数据库的映射的同时,又保证了XML文档的可无损恢复特性。

关 键 词:数据交换  路径定位算法  约束保留

Path-located Algorithm Based on XMLSchema
ZhaoHua-wei WuYe-fu Xiong Qian-xing. Path-located Algorithm Based on XMLSchema[J]. Science, 2008, 0(31): 5-7
Authors:ZhaoHua-wei WuYe-fu Xiong Qian-xing
Affiliation:ZhaoHua-wei1 WuYe-fu2 Xiong Qian-xing3
Abstract:Along with the widespread applications of XML in network and enterprise,in which used for message expression and transmission.Its superiority in data expression is appreciated by enterprises and network users,and it is becoming the main carrier of data exchange.Most algorithms for XML to relational database are based on DTD(Document Type Definition) instead of XMLSchema today,while XMLSchema must be substituted for DTD because of its extendibility and rich data types.So based on the traditional path-located algorithm,It is improved to a new algorithm for XMLSchema.According to this new algorithm we can finish its mapping to relational database,at the same time we can restore the XML document lossless.
Keywords:data exchange  path-located algorithm  restraint retention
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