1500 search results - page 91 / 300 » Query Optimization in Database Grid |
EDBT
2009
ACM
14 years 26 days 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...
ICDT
1995
ACM
14 years 16 days ago
1995
ACM
A tuple t1 of relation R subsumes tuple t2 of R, with respect to a query Q if for every database, tuple t1 derives all, and possibly more, answers to query Q than derived by tuple ...
CBMS
2009
IEEE
14 years 3 months ago
2009
IEEE
Assessment of the (Multi) Similarity among a set of protein structures is achieved through an ensemble of protein structure comparison methods/algorithms. This leads to the genera...
VLDB
1991
ACM
14 years 14 days ago
1991
ACM
In this paper we present a technique to optimize queries on deductive databases that use aggregate operations such as min, max, and “largest Ic values.” Our approach is based ...
VLDB
2005
ACM
14 years 2 months ago
2005
ACM
“W3QL: A Query Language for the WWW”, published in 1995, presented a language with several distinctive features. Employing existing indexes as access paths, it allowed the sel...