6004 search results - page 1 / 1201 » Parallelizing query optimization |
CIKM
2007
Springer
15 years 16 days ago
2007
Springer
Spatial queries for extracting data from wireless sensor networks are important for many applications, such as environmental monitoring and military surveillance. One such query i...
PVLDB
2008
14 years 5 months ago
2008
Many commercial RDBMSs employ cost-based query optimization exploiting dynamic programming (DP) to efficiently generate the optimal query execution plan. However, optimization tim...
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ICDE
2008
IEEE
15 years 7 months ago
2008
IEEE
In this paper we address the problem of minimizing the response time of a multi-way join query using pipelined (inter-operator) parallelism, in a parallel or a distributed environ...
DEXAW
1999
IEEE
14 years 10 months ago
1999
IEEE
This work addresses a problem of optimal query processing in heterogeneous and distributed multidatabase systems. The objective is to nd a method for opimization of global query p...
FGCS
2000
14 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...