4051 search results - page 5 / 811 » Aggregation |
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VLDB
1995
ACM
15 years 29 days ago
1995
ACM
Efficient processing of aggregation queries is essential for decision support applications. This paper describes a class of query transformations, called eager aggregation and lat...
CORIA
2009
14 years 10 months ago
2009
The aggregated search assembles in one interface information from different sources. It deals with different types of content (text, video, image, etc) and granularities of retriev...
187
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TKDE
2012
12 years 11 months ago
2012
—Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of som...
VLDB
1991
ACM
15 years 28 days ago
1991
ACM
In this paper we present a technique to optimize queries on deductive databases that use aggregate operations such as min, max, and “largest Ic values.” Our approach is based ...
EUROGP
2008
Springer
14 years 11 months ago
2008
Springer
We present an approach for the automated synthesis of proactive aggregation protocols using Genetic Programming and discuss major decisions in modeling and simulating distributed a...