817 search results - page 68 / 164 » Generating Efficient Plans for Queries Using Views |
124
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WEBI
2005
Springer
15 years 8 months ago
2005
Springer
In order to let software programs gain full benefit from semi-structured web sources, wrapper programs must be built to provide a “machine-readable” view over them. A signific...
147
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VLDB
1999
ACM
15 years 7 months ago
1999
ACM
Electronic commerce is emerging as a major Websupported application. In this paper we argue that database technology can, and should, provide the backbone for a wide range of such...
123
Voted
VLDB
2005
ACM
15 years 8 months ago
2005
ACM
Cost-based query optimizers need to estimate the selectivity of conjunctive predicates when comparing alternative query execution plans. To this end, advanced optimizers use multi...
125
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AIPS
1996
15 years 4 months ago
1996
An increasing number of planners can handle uncertainty in the domain or in action outcomes. However, less work has addressed building plans when the planner's world can chan...
221
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ICDE
2007
IEEE
16 years 4 months ago
2007
IEEE
To address the needs of data intensive XML applications, a number of efficient tree pattern algorithms have been proposed. Still, most XQuery compilers do not support those algori...