2514 search results - page 103 / 503 » On the Computation of Approximations of Database Queries |
158
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MMM
2008
Springer
16 years 24 days ago
2008
Springer
From cartoons to medical research world, from the field of arts to scientific visualization, everyone related to these areas have been continuously using 3D motion capture data. Qu...
180
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CORR
2012
Springer
14 years 2 months ago
2012
Springer
This paper presents a query evaluation technique for positive relational algebra queries with aggregates on a representation system for probabilistic data based on the algebraic s...
193
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PODS
2007
ACM
16 years 6 months ago
2007
ACM
The generalized hypertree width GHW(H) of a hypergraph H is a measure of its cyclicity. Classes of conjunctive queries or constraint satisfaction problems whose associated hypergr...
150
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FGCS
2000
15 years 6 months ago
2000
This paper focuses on parallel query optimization. We consider the operator problem and introduce a new class of execution strategies called Linear-Oriented Bushy Trees (LBTs). Co...
280
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ICDE
2003
IEEE
16 years 7 months ago
2003
IEEE
There has been interest recently in skyline queries, also called Pareto queries, on relational databases. Relational query languages do not support search for "best" tupl...