International Journal of Computer Science and Network
In the past decade, research papers in heterogeneous database integration have established a good and solid framework to alleviate this task. However, there are still works need to be accomplished to bring these achievements to be easily implemented and integrated to internet applications. This paper presents the XML mediator, a tool for integrating and querying disparate heterogeneous information as unified XML views. It describes the mediator architecture and focuses on the distributed query processing technology implemented in this component.