Inverting schema mappings: bridging the gap between theory and practice

    PVLDB, pp. 1018-1029, 2009.

    Cited by: 31|Bibtex|Views8|Links
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    Keywords:
    inverse operatorinverse mappingmappings languagemapping languagealgorithms workMore(7+)

    Abstract:

    The inversion of schema mappings has been identified as one of the fundamental operators for the development of a general framework for metadata management. In fact, during the last years three alternative notions of inversion for schema mappings have been proposed (Fagin-inverse [10], quasi-inverse [14] and maximum recovery [2]). However...More

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