Search: in, Model Management, 2005, 50 - 99

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Schema integration based on uncertain semantic mappings

... representation of multiple data sources. The core problems in schema integration are: schema matching, i.e. the identification of ... certain of its correctness. However, this is impossible in general, thus a human expert always has to validate or modify it. In this ...

Publication - cat - 04/16/2013 - 12:49 - 0 comments - 0 attachments

An Algebraic Framework for Merging Incomplete and Inconsistent Views

... merging, also called view integration, is a key problem in conceptual modeling. Large models are often constructed and accessed by ... sources and to the merge assumptions related to them. In this paper, we present a framework for merging incomplete and inconsistent ...

Publication - cat - 04/16/2013 - 07:05 - 0 comments - 0 attachments

Supporting Executable Mappings in Model Management

... require that mappings be executable, expressed in SQL, XSLT, or other data transformation languages. In this paper, we develop a semantics for model-management operators that ...

Publication - admin - 04/16/2013 - 03:27 - 0 comments - 1 attachment

Composition of Mappings Given by Embedded Dependencies

... data integration, and other data management tasks. In many applications, mappings are given by embedded dependencies. In this paper, we study the issues involved in composing such mappings. Our ...

Publication - cat - 04/16/2013 - 03:16 - 0 comments - 1 attachment