288 search results - page 49 / 58 » Continuous Query Processing in Spatio-Temporal Databases |
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
We study the problem of continuous monitoring of top-k queries over multiple non-synchronized streams. Assuming a sliding window model, this general problem has been a well addres...
DKE
1998
13 years 8 months ago
1998
Disk I/O is a major bottleneck for query processing in database applications. This bottleneck is especially a problem for temporal databases because of their large size. Reduction...
DEXA
2005
Springer
14 years 2 months ago
2005
Springer
Unlike processing snapshot queries in a traditional DBMS, the processing of continuous queries in a data stream management system (DSMS) needs to satisfy quality requirements such ...
SSDBM
2006
IEEE
14 years 2 months ago
2006
IEEE
A phenomenon appears in a sensor network when a group of sensors persist to generate similar behavior over a period of time. PhenomenaBases (or databases of phenomena) are equippe...
DKE
2007
13 years 8 months ago
2007
The challenge in a database of evolving time series is to provide efficient algorithms and access methods for query processing, taking into consideration the fact that the databas...