716 search results - page 1 / 144 » Optimizing Queries in Extended Relational Databases |
DEXA
2000
Springer
13 years 9 months ago
2000
Springer
SIGMOD
2007
ACM
14 years 5 months ago
2007
ACM
This paper extends relational processing and optimization to the FISQL/FIRA languages for dynamic schema queries over multidatabases. Dynamic schema queries involve the creation a...
SIGMOD
2005
ACM
14 years 5 months ago
2005
ACM
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
ADC
2005
Springer
13 years 10 months ago
2005
Springer
The design and implementation of advanced personalized database applications requires a preference-driven approach. Representing preferences as strict partial orders is a good cho...
ICDE
2010
IEEE
14 years 3 days ago
2010
IEEE
— Finding the k nearest neighbors (kNN) of a query point, or a set of query points (kNN-Join) are fundamental problems in many application domains. Many previous efforts to solve...