173 search results - page 22 / 35 » Optimization of Continuous Queries in Federated Database and... |
EDBT
2010
ACM
13 years 11 months ago
2010
ACM
Detecting emerging problems in information and manufacturing systems is the goal of monitoring tools. Good and timely detection of problematic conditions from measured indicators ...
ARTDB
1997
Springer
13 years 11 months ago
1997
Springer
This paper proposes a strategy for parallel composite event detection in Active database systems (DBS). Up to now, the detection is sequential and totally synchronized, and thus p...
SIGMOD
2010
ACM
14 years 11 days ago
2010
ACM
Applications ranging from location-based services to multi-player online gaming require continuous query support to monitor, track, and detect events of interest among sets of mov...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
We consider the problem of pipelined filters, where a continuous stream of tuples is processed by a set of commutative filters. Pipelined filters are common in stream applications...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
In many applications involving continuous data streams, data arrival is bursty and data rate fluctuates over time. Systems that seek to give rapid or real-time query responses in ...