2063 search results - page 349 / 413 » Containment of Aggregate Queries |
DOLAP
2006
ACM
15 years 3 months ago
2006
ACM
Decision support systems (DSS) may be enhanced qualitatively if they are able to also deal with spatial dimensions and measures. Regardless the evident importance of using data wa...
PODC
2006
ACM
15 years 3 months ago
2006
ACM
We study the problem of maintaining sketches of recent elements of a data stream. Motivated by applications involving network data, we consider streams that are asynchronous, in w...
SPAA
2006
ACM
15 years 3 months ago
2006
ACM
Consider a network in which a collection of source nodes maintain and periodically update data objects for a collection of sink nodes, each of which periodically accesses the data...
105
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DEXA
2005
Springer
15 years 3 months ago
2005
Springer
In this paper we introduce a novel architecture for data processing, based on a functional fusion between a data and a computation layer. We show how such an architecture can be le...
102
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INTETAIN
2005
Springer
15 years 3 months ago
2005
Springer
The Compass20083 project is a sino-german cooperation, aiming at integrating advanced information technologies to create a hightech information system that helps visitors to access...