907 search results - page 14 / 182 » Efficient Optimization of Iterative Queries |
SIGMOD
2005
ACM
14 years 7 months ago
2005
ACM
Although integrity constraints have long been used to maintain data consistency, there are situations in which they may not be enforced or satisfied. In this paper, we present Con...
FAW
2008
Springer
13 years 9 months ago
2008
Springer
Abstract. We study a constrained version of the shortest path problem in polygonal domains, in which the path must visit a given target polygon. We provide an efficient algorithm f...
EDBT
2009
ACM
13 years 11 months ago
2009
ACM
Given a set of n query points in a general metric space, a metricspace skyline (MSS) query asks what are the closest points to all these query points in the database. Here, consid...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
RSCTC
2000
Springer
13 years 11 months ago
2000
Springer
The main task in decision tree construction algorithms is to find the "best partition" of the set of objects. In this paper, we investigate the problem of optimal binary ...