【摘要】 主要研究XML Schema到关系模式的映射方法,介绍并改进了约束保存算法,使此算法的应用范围从DTD模式扩展到XML Schema模式,并在基础上提出模式映射规则,实现了XML模式与关系模式的转换,为XML文档的关系化存储做好准备。更多还原

【Abstract】 The paper briefly studies the methods of mapping from XML Schema to relational schema, and introduces the current researches of XML data storage technology and illustrates their advantages and disadvantages. We study and improve the CPI algorithm, expanding the range of application from DTD to XML Schema. The paper implements the conversion from XML Schema to relational schema, which prepared for the relational storage of XML document.更多还原