Union use among heterogeneous databases based on XML
Huang Wei · Jisuanji gongcheng yu sheji · 2003
This paper analyses the problems existing in the heterogeneous database system at present and the advantage of XML in solving the problem of union use among heterogeneous databases. On the foundation of the analysis, a method to design and perform the union use among heterogeneous database based on XML is proposed. Through actual application, a series of problems are researched and proved which include how to construct the systematic XML meta-data and realize the heterogeneous database's data convertion and transparent visiting.