Composition of mappings given by embedded dependencies
ACM Trans. Database Syst., ArticleNo.4, 2007.
data management taskembedded dependencydatabase theorymetadata managementembedded source-to-target tgdsMore(9+)
Composition of mappings between schemas is essential to support schema evolution, data exchange, data integration, and other data management tasks. In many applications, mappings are given by embedded dependencies. In this article, we study the issues involved in composing such mappings. Our algorithms and results extend those of Fagin et...More
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