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SIGMOD
2002
ACM
172views Database» more  SIGMOD 2002»
15 years 9 months ago
Automating physical database design in a parallel database
Physical database design is important for query performance in a shared-nothing parallel database system, in which data is horizontally partitioned among multiple independent node...
Jun Rao, Chun Zhang, Nimrod Megiddo, Guy M. Lohman
75
Voted
ICDE
2010
IEEE
170views Database» more  ICDE 2010»
15 years 9 months ago
Workload Driven Index Defragmentation
Decision support queries that scan large indexes can suffer significant degradation in I/O performance due to index fragmentation. DBAs rely on rules of thumb that use index size a...
Manoj Syamala, Vivek R. Narasayya
HYBRID
2010
Springer
15 years 4 months ago
On a control algorithm for time-varying processor availability
We consider an anytime control algorithm for the situation when the processor resource availability is time-varying. The basic idea is to calculate the components of the control i...
Vijay Gupta
HICSS
2009
IEEE
108views Biometrics» more  HICSS 2009»
15 years 4 months ago
Approximate Dynamic Programming in Knowledge Discovery for Rapid Response
One knowledge discovery problem in the rapid response setting is the cost of learning which patterns are indicative of a threat. This typically involves a detailed follow-through,...
Peter Frazier, Warren B. Powell, Savas Dayanik, Pa...
ICTAI
2009
IEEE
15 years 4 months ago
Local Autarkies Searching for the Dynamic Partition of CNF Formulae
In this paper an original dynamic partition of formulae in Conjunctive Normal Form (CNF) is presented. It is based on the autarky concept first introduced by Monien and Speckenme...
Éric Grégoire, Bertrand Mazure, Lakh...