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» Just-In-Time Processing of Continuous Queries
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VLDB
2004
ACM
112views Database» more  VLDB 2004»
14 years 8 months ago
Tracking set-expression cardinalities over continuous update streams
There is growing interest in algorithms for processing and querying continuous data streams (i.e., data that is seen only once in a fixed order) with limited memory resources. In i...
Sumit Ganguly, Minos N. Garofalakis, Rajeev Rastog...
ISCI
2006
145views more  ISCI 2006»
13 years 7 months ago
Processing count queries over event streams at multiple time granularities
Management and analysis of streaming data has become crucial with its applications in web, sensor data, network traffic data, and stock market. Data streams consist of mostly nume...
Aykut Ünal, Yücel Saygin, Özgü...
ICDE
2003
IEEE
138views Database» more  ICDE 2003»
14 years 9 months ago
Using State Modules for Adaptive Query Processing
We present a query architecture in which join operators are decomposed into their constituent data structures (State Modules, or SteMs), and dataflow among these SteMs is managed ...
Vijayshankar Raman, Amol Deshpande, Joseph M. Hell...
ADC
2009
Springer
145views Database» more  ADC 2009»
13 years 11 months ago
Efficient XQuery Join Processing in Publish/Subscribe Systems
Efficient XML filtering has been a fundamental technique in recent Web service and XML publish/subscribe applications. In this paper, we consider the problem of filtering a contin...
Ryan H. Choi, Raymond K. Wong
VLDB
2005
ACM
129views Database» more  VLDB 2005»
14 years 1 months ago
Sketching Streams Through the Net: Distributed Approximate Query Tracking
Emerging large-scale monitoring applications require continuous tracking of complex dataanalysis queries over collections of physicallydistributed streams. Effective solutions hav...
Graham Cormode, Minos N. Garofalakis