Sciweavers

6004 search results - page 77 / 1201
» Parallelizing query optimization
Sort
View
LATIN
2010
Springer
15 years 8 months ago
Optimal Succinctness for Range Minimum Queries
For a static array A of n totally ordered objects, a range minimum query asks for the position of the minimum between two specified array indices. We show how to preprocess A into...
Johannes Fischer
KRDB
2003
142views Database» more  KRDB 2003»
15 years 3 months ago
Optimizing Query Answering in Description Logics using Disjunctive Deductive Databases
Motivated by the possibilities of applying deductive database technology for efficient query answering in description logics, we present a translation operator µ that transforms...
Boris Motik, Raphael Volz
IPPS
2005
IEEE
15 years 7 months ago
Optimal Mapping of a Parallel Application Processes onto Heterogeneous Platform
The paper is devoted to analysis of a strategy of computation distribution on heterogeneous parallel systems. According to this strategy processes of parallel program are distribu...
Alexey Kalinov, Sergey Klimov
QUESTA
2008
73views more  QUESTA 2008»
15 years 1 months ago
Optimal control of parallel server systems with many servers in heavy traffic
We consider a parallel server system that consists of several customer classes and server pools in parallel. We propose a simple robust control policy to minimize the total linear...
J. G. Dai, Tolga Tezcan
ICDE
2007
IEEE
107views Database» more  ICDE 2007»
16 years 3 months ago
Robust Heuristics for Scalable Optimization of Complex SQL Queries
Gopal Chandra Das, Jayant R. Haritsa