281 search results - page 4 / 57 » Filtering Data Streams for Entity-Based Continuous Queries |
PODS
2002
ACM
14 years 5 months ago
2002
ACM
We consider conjunctive queries with arithmetic comparisons over multiple continuous data streams. We specify an algorithm for determining whether or not a query can be evaluated ...
SOFSEM
2010
Springer
14 years 2 months ago
2010
Springer
Preference queries have received considerable attention in the recent past, due to their use in selecting the most preferred objects, especially when the selection criteria are con...
Publication
This paper presents the Scalable On-Line Execution algorithm (SOLE, for short) for continuous and on-line evaluation of concurrent continuous spatio- temporal queries over data str...
ICDE
2006
IEEE
13 years 11 months ago
2006
IEEE
The window query model is widely used in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In this dissertation, ...
BNCOD
2011
12 years 5 months ago
2011
Due to high data volumes and unpredictable arrival rates, continuous query systems processing expensive queries in real-time may fail to keep up with the input data streams - resul...