96 search results - page 4 / 20 » Load Shedding for Aggregation Queries over Data Streams |
APWEB
2008
Springer
14 years 11 months ago
2008
Springer
Abstract. Nowadays, we have witnessed the widely recognized phenomenon of high speed data streams. Various statistics computation over data streams is often required by many applic...
90
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SIGMOD
2004
ACM
15 years 9 months ago
2004
ACM
We define a framework for static optimization of sliding window conjunctive queries over infinite streams. When computational resources are sufficient, we propose that the goal of...
107
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TKDE
2008
14 years 9 months ago
2008
Data stream management systems need to control their resources adaptively since stream characteristics and query workload may vary over time. In this paper we investigate an approa...
EDBT
2008
ACM
15 years 9 months ago
2008
ACM
There has been much recent interest in on-line data mining. Existing mining algorithms designed for stored data are either not applicable or not effective on data streams, where r...
151
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SIGMOD
2005
ACM
15 years 9 months ago
2005
ACM
Window queries are proving essential to data-stream processing. In this paper, we present an approach for evaluating sliding-window aggregate queries that reduces both space and c...