96 search results - page 18 / 20 » Load Shedding for Aggregation Queries over Data Streams |
SIGMOD
2003
ACM
15 years 9 months ago
2003
ACM
The Aurora system [1] is an experimental data stream management system with a fully functional prototype. It includes both a graphical development environment, and a runtime syste...
184
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SIGMOD
2005
ACM
15 years 9 months ago
2005
ACM
While traditional database systems optimize for performance on one-shot queries, emerging large-scale monitoring applications require continuous tracking of complex aggregates and...
DAMON
2006
Springer
15 years 1 months ago
2006
Springer
Hashing is one of the fundamental techniques used to implement query processing operators such as grouping, aggregation and join. This paper studies the interaction between modern...
ADBIS
2009
Springer
15 years 4 months ago
2009
Springer
Continuous queries applied over nonterminating data streams usually specify windows in order to obtain an evolving –yet restricted– set of tuples and thus provide timely result...
180
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ICDE
2009
IEEE
15 years 11 months ago
2009
IEEE
In recent years, the data management community has begun to consider situations in which data access is closely tied to network routing and distributed acquisition: examples includ...