199 search results - page 11 / 40 » Join queries on uncertain data: Semantics and efficient proc... |
SIGMOD
2004
ACM
15 years 9 months ago
2004
ACM
Dynamic plan migration is concerned with the on-the-fly transition from one continuous query plan to a semantically equivalent yet more efficient plan. Migration is important for ...
89
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ICDE
2007
IEEE
15 years 3 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 ...
DEBU
2000
14 years 9 months ago
2000
Wide-area distribution raises significant performance problems for traditional query processing techniques as data access becomes less predictable due to link congestion, load imb...
194
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PODS
2009
ACM
15 years 10 months ago
2009
ACM
Skyline computation is widely used in multi-criteria decision making. As research in uncertain databases draws increasing attention, skyline queries with uncertain data have also ...
WWW
2006
ACM
15 years 10 months ago
2006
ACM
An important issue arising from large scale data integration is how to efficiently select the top-K ranking answers from multiple sources while minimizing the transmission cost. T...