1928 search results - page 32 / 386 » Integrity Constraints in OWL |
107
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SIGMOD
1996
ACM
15 years 4 months ago
1996
ACM
We investigate the problem of incremental maintenance of an SQL view in the face of database updates, and show that it is possible to reduce the total time cost of view maintenanc...
123
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EDBT
2012
ACM
13 years 2 months ago
2012
ACM
In this paper we consider the problem of answering queries using views, with or without ontological constraints, which is important for data integration, query optimization, and d...
120
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MOBIDE
2006
ACM
15 years 5 months ago
2006
ACM
Mobile and pervasive applications frequently rely on devices such as RFID antennas or sensors (light, temperature, motion) to provide them information about the physical world. Th...
114
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DKE
2008
14 years 12 months ago
2008
Adaptivity in process management systems is key to their successful applicability in practice. Approaches have been already developed to ensure system correctness after arbitrary ...
CSL
1998
Springer
15 years 4 months ago
1998
Springer
We study revision programming, a logic-based mechanism for enforcing constraints on databases. The central concept of this approach is that of a justi ed revision based on a revisi...