58 search results - page 12 / 12 » Optimized query planning of continuous aggregation queries i... |
CIDR
2007
13 years 6 months ago
2007
Database indices provide a non-discriminative navigational infrastructure to localize tuples of interest. Their maintenance cost is taken during database updates. In this paper, w...
MASS
2010
13 years 3 months ago
2010
Traffic congestion is a very serious problem in large cities. With the number of vehicles increasing rapidly, especially in cities whose economy is booming, the situation is gettin...
ICDE
2006
IEEE
14 years 6 months ago
2006
IEEE
Counting in general, and estimating the cardinality of (multi-) sets in particular, is highly desirable for a large variety of applications, representing a foundational block for ...