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» A Consistent Semantics of Self-adjusting Computation
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137
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CSCW
1994
ACM
15 years 6 months ago
A Flexible Object Merging Framework
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 ...
Jonathan P. Munson, Prasun Dewan
SAC
1994
ACM
15 years 6 months ago
Using persistence technology to control schema evolution
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. ...
ACM
1995
15 years 5 months ago
Rough Sets
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...
Zdzislaw Pawlak
CCS
2008
ACM
15 years 3 months ago
On spatio-temporal constraints and inheritance in role-based access control
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...
Liang Chen, Jason Crampton
117
Voted
AMW
2010
15 years 3 months ago
Logic Programs for Repairing Inconsistent Dimensions in Data Warehouses
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...
Loreto Bravo, Mónica Caniupán Marile...