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SSDBM
2002
IEEE
149views Database» more  SSDBM 2002»
14 years 20 days ago
A Cost Model for Interval Intersection Queries on RI-Trees
The efficient management of interval data represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tree1 ), an effi...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
SIGMOD
1999
ACM
127views Database» more  SIGMOD 1999»
14 years 1 days ago
An Adaptive Query Execution System for Data Integration
Query processing in data integration occurs over network-bound, autonomous data sources. This requires extensions to traditional optimization and execution techniques for three re...
Zachary G. Ives, Daniela Florescu, Marc Friedman, ...
CONEXT
2007
ACM
13 years 11 months ago
Can active tracking of inroamer location optimise a live GSM network?
The mobile communication industry has experienced huge growth in recent years, which amplified the competition among telecommunication companies. This inspired the search for new ...
Katerina Dufková, Jirí Danihelka, Mi...
AIPS
2007
13 years 10 months ago
Robust Local Search and Its Application to Generating Robust Schedules
In this paper, we propose an extended local search framework to solve combinatorial optimization problems with data uncertainty. Our approach represents a major departure from sce...
Hoong Chuin Lau, Thomas Ou, Fei Xiao
CIKM
2008
Springer
13 years 9 months ago
Modeling and exploiting query interactions in database systems
The typical workload in a database system consists of a mixture of multiple queries of different types, running concurrently and interacting with each other. Hence, optimizing per...
Mumtaz Ahmad, Ashraf Aboulnaga, Shivnath Babu, Kam...