Towards a theory of schema-mapping optimization

    PODS, pp. 33-42, 2008.

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    captures indistinguishabilitytarget tgdsdatabase schemaschema-mapping optimizations-t tgdsMore(9+)

    Abstract:

    A schema mapping is a high-level specification that describes the relationship between two database schemas. As schema mappings constitute the essential building blocks of data exchange and data integration, an extensive investigation of the foundations of schema mappings has been carried out in recent years. Even though several different...More

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