XML will be used in structural expression and become the domination of web. But the problems of how to take out and store XML documents into RDBS slow down the application of XML.

• 作为未来主宰Web和结构化表达应用的XML语言正得到越来越广泛的应用,但如何将XML文档取出和存入主流关系数据库,却是阻止XML应用展开的一个首要问题。