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Titlebook: Advances in Database Technology - EDBT ‘92; 3rd International Co Alain Pirotte,Claude Delobel,Goerg Gottlob Conference proceedings 1992 Spr

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發(fā)表于 2025-3-23 10:00:03 | 只看該作者
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發(fā)表于 2025-3-23 14:22:02 | 只看該作者
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發(fā)表于 2025-3-23 19:00:22 | 只看該作者
Meri? Bilgi? Kü?ükgüven,Betül ?elebi-Saltiks for defining classes, and for creating, querying, displaying, and updating objects. Classes and objects created using CQL++ can freely be intermixed with those created using O++, the primary programming language of Ode. CQL++ gives its users a relatively straightforward interface, by hiding from t
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發(fā)表于 2025-3-24 00:40:21 | 只看該作者
15#
發(fā)表于 2025-3-24 05:24:54 | 只看該作者
Nihal Inandiklio?lu,Vahit Demir,Müjgan Ercan intuition that more recent information overrides previous knowledge, insofar as keeping the old knowledge would lead to inconsistencies. Combining this with the techniques from logic programming and ordered logic semantics yields a notion of model that nicely extends the semantics of ordinary logic
16#
發(fā)表于 2025-3-24 06:42:58 | 只看該作者
https://doi.org/10.1007/978-3-031-02378-1rtions and deletions induced by a database update. Using these rules, an extension of the SLDNF procedure allows us to obtain all valid translations of view update requests. The main advantages of the method are its simplicity, the uniform treatment of insert and delete requests and the integration
17#
發(fā)表于 2025-3-24 11:20:47 | 只看該作者
18#
發(fā)表于 2025-3-24 15:47:55 | 只看該作者
Advances in Database Technology - EDBT ‘92978-3-540-47003-8Series ISSN 0302-9743 Series E-ISSN 1611-3349
19#
發(fā)表于 2025-3-24 19:56:29 | 只看該作者
Amy S. Lee,Xuan Li,Li-jing Li,Edward Littles. We represent different kinds of database interactions, such as querying, constraint specification, updating, restructuring, and schema transformation, by means of a uniform graph-transformation framework based on pattern matching. Staying within the same framework, we incorporate viewing and give a formal definition of browsing.
20#
發(fā)表于 2025-3-24 23:45:32 | 只看該作者
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