492 search results - page 12 / 99 » Computing aggregations in database query languages |
DEBS
2007
ACM
14 years 1 months ago
2007
ACM
Queries for composite events typically involve the four complementary dimensions of event data, event composition, relationships between events (esp. temporal and causal), and acc...
ISMB
1994
13 years 11 months ago
1994
DCOSS
2005
Springer
14 years 3 months ago
2005
Springer
The widespread dissemination of small-scale sensor nodes has sparked interest in a powerful new database abstraction for sensor networks: Clients “program” the sensors through ...
PODS
2010
ACM
13 years 11 months ago
2010
ACM
We study highly expressive query languages such as datalog, fixpoint, and while-languages on probabilistic databases. We generalize these languages such that computation steps (e....
DATESO
2009
13 years 7 months ago
2009
In order to realize the idea of the Semantic Web, many tools and technologies need to be developed, including a query language. One of the most important technologies that creates ...