305 search results - page 8 / 61 » Classification integration and reclassification using constr... |
BNCOD
2007
14 years 11 months ago
2007
While specification languages for integrity constraints for XML data have been considered in the literature, actual technologies and methodologies for checking and maintaining in...
DLOG
2008
14 years 12 months ago
2008
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
DEXAW
2006
IEEE
15 years 3 months ago
2006
IEEE
Traditional methods for integrity checking in relational or deductive databases heavily rely on the assumption that data have integrity before the execution of updates. In this wa...
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MOBIDE
2006
ACM
15 years 3 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...
VLDB
1987
ACM
15 years 1 months ago
1987
ACM
A model for a historical database is described which is based upon time-stamped tuples as the unit of storage. The model includes both physical and logical time-stamps. The techni...