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    ADBIS
    2009
    Springer
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    On Containment of Conjunctive Queries with Negation
    13 years 11 months ago
    On Containment of Conjunctive Queries with Negation
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    Abstract. We consider the problem of query containment for conjunctive queries with the safe negation property. Some necessary conditions for this problem are given. A part of the ...
    Victor Felea
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