Titlebook: ICDT‘86; International Confer Giorgio Ausiello,Paolo Atzeni Conference proceedings 1986 Springer-Verlag Berlin Heidelberg 1986 algorithm.al

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書目名稱ICDT‘86影響因子(影響力)




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書目名稱ICDT‘86網(wǎng)絡(luò)公開度




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書目名稱ICDT‘86被引頻次




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Set containment inference,stency and inference for collections of statements of the form mammal . vertebrate..These . statements relate the contents of two sets (or types). The work here is new in permitting statements with negative information: disjointness of sets, or non-inclusion of sets. For example, we permit the follo

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,On the desirability of γ-acyclic BCNF database schemes,rst prove that this class of schemes is bounded with respect to the set of functional dependencies embodied in the database scheme. This result enlarges the class of known bounded database schemes. We then show that this class of schemes is simple in semantics by proving that there is a simple and e

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Unsolvable problems related to the view integration approach, groups. For each such user group the requirements and expectations are separately specified as simple view database schemes, which are subsequently integrated into a global scheme that is able to support all views..In this paper we present a simple, formal specification method for view integration,

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