The need to merge different versions of an object toa common state arises in collaborative computing due to several reasons including optimistic concurrency control, asynchronous ...
Traditional database technology may be extended by taking advantage of the facilities of an integrated persistent programming environment. This paper focuses on how such an enviro...
Richard C. H. Connor, Quintin I. Cutts, Graham N. ...
We study properties of rough sets, that is, approximations to sets of records in a database or, more formally, to subsets of the universe of an information system. A rough set is a...
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
A Data Warehouse (DW) is a data repository that integrates data from multiple sources and organizes the data according to a set of data structures called dimensions. Each dimension...