ER ABSTRACTIONS ter service uses several abstractions— including resource, resource dependencies, and resource groups—to simplify both the cluster service itself and user-visib...
stractions underlying distributed computing. We attempted to keep our preaims at an abstract and general level. In this column, we make those claims more concrete. More precisely, ...
ally related entity types, or classes, into higher level, more abstract types, as part of a hierarchical classi®cation scheme. graphy, generalization retains the notion of abstrac...
is the level of abstraction: a logical model ignores the constraints that the underlying database technology imposes and presents a simplified view. Sometimes physical database des...
Material Flow Abstraction of Manufacturing Systems. ‣Umberto Costa, Ivan de Medeiros Jr and Marcel Oliveira. Specification and Verification of a MPI Implementation for a MP-SoC...