315 search results - page 11 / 63 » Runtime Optimization of Continuous Queries |
124
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CIKM
2011
Springer
13 years 11 months ago
2011
Springer
A continuous top-k query retrieves the k most preferred objects in a data stream according to a given preference function. These queries are important for a broad spectrum of appl...
103
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CIDR
2009
15 years 23 days ago
2009
In database query processing, actual run-time conditions (e.g., actual selectivities and actual available memory) very often differ from compile-time expectations of run-time cond...
PODC
2011
ACM
14 years 2 months ago
2011
ACM
We present the Mindicator, a set implementation customized for shared memory runtime systems. The Mindicator is optimized for constant-time querying of its minimum element, while ...
102
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MIDDLEWARE
2009
Springer
15 years 6 months ago
2009
Springer
Abstract. The trend towards cloud and utility computing infrastructures raises challenges not only for application development, but also for management: diverse resources, changing...
109
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ICDE
2006
IEEE
15 years 5 months ago
2006
IEEE
The window query model is widely used in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In this dissertation, ...