25041 search results - page 4734 / 5009 » Algorithms for Clustering Data |
247
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SIGMOD
2009
ACM
16 years 5 months ago
2009
ACM
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
216
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SIGMOD
2008
ACM
16 years 5 months ago
2008
ACM
There has been a significant amount of excitement and recent work on column-oriented database systems ("column-stores"). These database systems have been shown to perfor...
214
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SIGMOD
2007
ACM
16 years 5 months ago
2007
ACM
Commercial enterprise data warehouses are typically implemented on parallel databases due to the inherent scalability and performance limitation of a serial architecture. Queries ...
253
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SIGMOD
2007
ACM
16 years 5 months ago
2007
ACM
Incomplete information arises naturally in numerous data management applications. Recently, several researchers have studied query processing in the context of incomplete informat...
222
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SIGMOD
2005
ACM
16 years 5 months ago
2005
ACM
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...