782 search results - page 56 / 157 » Query interactions in database workloads |
117
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ADC
2007
Springer
15 years 8 months ago
2007
Springer
Histograms are used extensively for selectivity estimation and approximate query processing. Workloadaware dynamic histograms can self-tune itself based on query feedback without ...
123
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VLDB
2005
ACM
15 years 8 months ago
2005
ACM
We present DITN, a new method of parallel querying based on dynamic outsourcing of join processing tasks to non-dedicated, heterogeneous computers. In DITN, partitioning is not th...
153
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VLDB
2004
ACM
15 years 7 months ago
2004
ACM
In this paper, we address the problem of designing a scalable, accurate query processor for peerto-peer filesharing and similar distributed keyword search systems. Using a global...
126
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SSDBM
2007
IEEE
15 years 8 months ago
2007
IEEE
Applications that query data streams in order to identify trends, patterns, or anomalies can often benefit from comparing the live stream data with archived historical stream dat...
114
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DEXA
2007
Springer
15 years 8 months ago
2007
Springer
Due to the high frequency in location updates and the expensive cost of continuous query processing, server computation capacity and wireless communication bandwidth are the two li...