Schema Evolution publication categorizer

... over the target schema that satisfies the schema mapping. In general, a given source instance may have numerous different solutions. ...

Publication - hartung - 04/17/2013 - 12:16 - 0 comments - 1 attachment

... Schema evolution poses serious challenges in historical data management. Traditionally the archival data has been (i) ... or (ii) maintained under the original schema version in which they firstly appeared, leading to a perfect archival quality, but to a ...

Publication - krlis1337 - 04/17/2013 - 07:27 - 0 comments - 0 attachments

... relationship between independent and complementary views In unrestricted domains, a view (but not the identity or empty view) can have ... A view is monotonic if it preserves inclusion However, in finite power sets when all views are monotonic, if a given view has another ...

Publication - huliganka - 04/16/2013 - 05:49 - 0 comments - 1 attachment

... between two database schemas. They are an important tool in several areas of database research, notably in data integration and data exchange. However, a concrete theory of schema ...

Publication - hartung - 04/16/2013 - 00:27 - 0 comments - 1 attachment

... between two ontologies, has played a key role in data exchange, data integration and metadata management. Among numerous ... the information over multiple domains, is not well studied in the community. In this paper, we propose a novel Gauss Function based ...

Publication - hartung - 04/15/2013 - 23:49 - 0 comments - 1 attachment

... of a general framework for metadata management. In fact, during the last years three alternative notions of inversion for ... practical applicability. First, these algorithms work in exponential time and produce inverse mappings of exponential size. Second, ...

Publication - hartung - 04/15/2013 - 23:38 - 0 comments - 1 attachment