Titlebook: Database and Expert Systems Applications; 4th International Co Vladimír Ma?ík,Ji?í La?ansky,Roland R. Wagner Conference proceedings 1993 Sp

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紡織品

https://doi.org/10.1007/978-3-662-11374-5ich consists of a structure, rules and methods. A connection function is used to compute objects associations according to the context structure and rules. Then the concept of dynamic context is introduced. A dynamic context is composed of context versions and allows to model objects life-cycles. A

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https://doi.org/10.1007/978-1-4471-3142-785], [POK89]), [POK90]) as a basic modeling construct is used. The presented results show how to deal exactly with so called semantic relativism, i.e how to express that two different semantic database models have the same expressive power. We show that it is easy to reach the property for many of w

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CRANK

Kevin M. Harris MD,Craig Strauss MD, MPH application programmers to customize their own transaction management strategies to suit the conditions found in different application environments. This paper describes a customized multidatabase transaction management strategy implemented in the Inter Base System [8]. The strategy is based on a f

nutrients

The Aortopathy of Bicuspid Aortic Valves. Our major goal is to enrich Guide with database functionalities, like efficient and secure processing of high amount of data. Our approach is based on an export/import mechanism that allows a Guide application to ask for remote processing of data stored in the O2 system. A client-server architectu

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Omar K. Siddiqi MD,Michael D. Klein MDt require component systems to provide a visible prepare-to-commit state (as does two phase commitment) and does not require component system modification. The reservation commitment protocol will work for cases not handled by the compensation approach and can be used to increase the number of cases

COM

Richard George Kiel MD,John A. Ambrose MDa CPU, some I/O devices and a local DBMS, etc. at its site. To improve the performance of the distributed database system, one way is to change one or more LCs. If, at each site, the old LC may be replaced by one of several possible new LCs, then a large number of different new configurations may be