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In order to reduce the irrelevant data accessed by the applications and data exchange among sites, the authors are modeling the distributed database fragmentation by using UML 2.0. Object Oriented DataBase Management System (OODBMS) design level fragmentation helps to improve the performance of applications. They propose a model for mixed fragmentation using UML2.0. The UML model they presented uses the advantages of being guided by design process. They discuss the model with a case study.
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