964 search results - page 37 / 193 » Efficiently Ordering Query Plans for Data Integration |
126
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VLDB
2005
ACM
15 years 10 months ago
2005
ACM
With the increasing occurrence of temporal and spatial data in present-day database applications, the interval data type is adopted by more and more database systems. For an effic...
128
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VLDB
1997
ACM
15 years 8 months ago
1997
ACM
The goal of a mediator system is to provide users a uniform interface to the multitude of information sources. To translate user queries, given in a mediated schema, to queries on...
162
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DASFAA
2007
IEEE
15 years 10 months ago
2007
IEEE
Today, result sets of skyline queries are unmanageable due to their exponential growth with the number of query predicates. In this paper we discuss the incremental re-computation ...
139
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SERVICES
2008
15 years 5 months ago
2008
Distributed stream query services must simultaneously process a large number of complex, continuous queries with stringent performance requirements while utilizing distributed pro...
174
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DPD
2006
15 years 4 months ago
2006
A common technique used to minimize I/O in data intensive applications is data declustering over parallel servers. This technique involves distributing data among several disks so...