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» Joining Punctuated Streams
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IDEAS
2007
IEEE
148views Database» more  IDEAS 2007»
15 years 4 months ago
Adaptive Execution of Stream Window Joins in a Limited Memory Environment
A sliding window join (SWJoin) is becoming an integral operation in every stream data management system. In some streaming applications the increasing volume of streamed data as w...
Fatima Farag, Moustafa A. Hammad
EDBT
2008
ACM
137views Database» more  EDBT 2008»
15 years 10 months ago
Optimizing away joins on data streams
Abstract. Monitoring aggregates on IP traffic data streams is a compelling application for data stream management systems. Often, such streaming aggregation queries involve joining...
Lukasz Golab, Theodore Johnson, Nick Koudas, Dives...
DASFAA
2006
IEEE
168views Database» more  DASFAA 2006»
15 years 4 months ago
PMJoin: Optimizing Distributed Multi-way Stream Joins by Stream Partitioning
Abstract. In emerging data stream applications, data sources are typically distributed. Evaluating multi-join queries over streams from different sources may incur large communica...
Yongluan Zhou, Ying Yan, Feng Yu, Aoying Zhou
ICDT
2005
ACM
95views Database» more  ICDT 2005»
15 years 3 months ago
Semantics of Data Streams and Operators
What does a data stream mean? Much of the extensive work on query operators and query processing for data streams has proceeded without the benefit of an answer to this question. ...
David Maier, Jin Li, Peter A. Tucker, Kristin Tuft...
CIKM
2005
Springer
15 years 3 months ago
Adaptive load shedding for windowed stream joins
We present an adaptive load shedding approach for windowed stream joins. In contrast to the conventional approach of dropping tuples from the input streams, we explore the concept...
Bugra Gedik, Kun-Lung Wu, Philip S. Yu, Ling Liu