120 search results - page 23 / 24 » SemanticTwig: A Semantic Approach to Optimize XML Query Proc... |
ARTDB
1997
Springer
13 years 11 months ago
1997
Springer
This paper proposes a strategy for parallel composite event detection in Active database systems (DBS). Up to now, the detection is sequential and totally synchronized, and thus p...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Suppose a long-running analytical query is executing on a database server and has been allocated a large amount of physical memory. A high-priority task comes in and we need to ru...
ICWS
2009
IEEE
14 years 4 months ago
2009
IEEE
—The vision of the Semantic Web has brought about new challenges at the intersection of web research and data management. One fundamental research issue at this intersection is t...
ICDE
2007
IEEE
14 years 1 months ago
2007
IEEE
We consider the problem of semantic load shedding for continuous queries containing window joins on multiple data streams and propose a robust approach that is effective with the ...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Probabilistic databases have received considerable attention recently due to the need for storing uncertain data produced by many real world applications. The widespread use of pr...