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Laconic Schema Mappings: Computing the Core with SQL Queries

... 234.28 KB A schema mapping is a declarative specification of the relationship between instances of a source schema and a target schema. The data exchange (or data translation) ...

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

Structural characterizations of schema-mapping languages

... 11.7 KB Information integration is a key challenge faced by all major organizations, business and governmental ... formalisms and are chosen with two criteria in mind: (a) expressive power sufficient to specify interesting data interoperability ...

Publication - cat - 04/17/2013 - 11:16 - 0 comments - 1 attachment

Rank Aggregation for Automatic Schema Matching

... Domshlak, C.; Gal, A.; Roitman, H. Author:  ... C Gal, A Roitman, H ...

Publication - avigal - 04/17/2013 - 02:05 - 0 comments - 1 attachment

On complementary and independent mappings on databases

... Keller, A.M.; Ullman, J.D. Author:  Keller, A Ullman, J ...

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

Formalizing the XML Schema Matching Problem as a Constraint Optimization Problem

... efficient way to solve any difficult problem is making a complete, possibly formal, problem specification. This paper introduces a formal specification for the problem of semantic XML schema matching. ...

Publication - huliganka - 04/16/2013 - 05:16 - 0 comments - 0 attachments