173 search results - page 5 / 35 » Optimization of Continuous Queries in Federated Database and... |
SSD
2007
Springer
14 years 1 months ago
2007
Springer
We address continuously processing an aggregation join query over data streams. Queries of this type involve both join and aggregation operations, with windows specified on join ...
SSDBM
2005
IEEE
14 years 1 months ago
2005
IEEE
Data products generated from remotely-sensed, geospatial imagery (RSI) used in emerging areas, such as global climatology, environmental monitoring, land use, and disaster managem...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
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 ...
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...
DASFAA
2007
IEEE
14 years 1 months ago
2007
IEEE
With the increasing in demand on location-based aware services and RFIDs, efficient processing of continuous queries over moving object streams becomes important. In this paper, w...