716 search results - page 89 / 144 » Optimizing Queries in Extended Relational Databases |
CIKM
2006
Springer
15 years 3 months ago
2006
Springer
Skyline queries compute the set of Pareto-optimal tuples in a relation, i.e., those tuples that are not dominated by any other tuple in the same relation. Although several algorit...
PODS
2004
ACM
15 years 11 months ago
2004
ACM
The problem of disk declustering is to distribute data among multiple disks to reduce query response times through parallel I/O. A strictly optimal declustering technique is one t...
SIGMOD
2010
ACM
14 years 9 months ago
2010
ACM
Given the continuous growth of databases and the abundance of diverse files in modern IT environments, there is a pressing need to integrate keyword search on heterogeneous inform...
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ICDT
2012
ACM
13 years 1 months ago
2012
ACM
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
ICDE
1993
IEEE
15 years 3 months ago
1993
IEEE
Emerging database application domains demand not only new functionality but also high performance. To satisfy these two requirements, the Volcano project provides efficient, exten...