Environmental databases store a wide variety of data from heterogeneous sources which are described with domain-specific terminologies and refer to distinct locations. In order to ...
Abstract. Query rewriting method is proposed for the heterogeneous information integration infrastructure formed by the subject mediator environment. Local as View (LAV) approach t...
Leonid A. Kalinichenko, Dmitry O. Martynov, Sergey...
At a fundamental level, the key challenge in data integration is to reconcile the semantics of disparate data sets, each expressed with a different database structure. I argue th...
Abstract. Internet business-to-business transactions present great challenges in merging information from different sources. In this paper we describe a project to integrate four ...
Yang Yu, Donald Hillman, Basuki Setio, Jeff Heflin
In heterogeneous data warehousing environments, autonomous data sources are integrated into a materialized integrated database. The schemas of the data sources and the integrated ...