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PVLDB
2011
12 years 10 months ago
Merging What's Cracked, Cracking What's Merged: Adaptive Indexing in Main-Memory Column-Stores
Adaptive indexing is characterized by the partial creation and refinement of the index as side effects of query execution. Dynamic or shifting workloads may benefit from prelimi...
Stratos Idreos, Stefan Manegold, Harumi A. Kuno, G...
VLDB
1990
ACM
80views Database» more  VLDB 1990»
13 years 11 months ago
Performance Analysis of Disk Arrays under Failure
Disk arrays (RAID) have been proposed as a possible approach to solving the emerging I/O bottleneck problem. The performance of a RAID system when all disks are operational and th...
Richard R. Muntz, John C. S. Lui
COOP
2004
13 years 9 months ago
Model Checking Groupware Protocols
Abstract. The enormous improvements in the efficiency of model-checking techniques in recent years facilitates their application to ever more complex systems of concurrent and dist...
Maurice H. ter Beek, Mieke Massink, Diego Latella,...
CCR
2002
72views more  CCR 2002»
13 years 7 months ago
Multicast Video-on-Demand services
The server's storage I/O and network I/O bandwidths are the main bottleneck of VoD service. Multicast offers an efficient means of distributing a video program to multiple cl...
Huadong Ma, Kang G. Shin
WWW
2009
ACM
14 years 8 months ago
Online expansion of rare queries for sponsored search
Sponsored search systems are tasked with matching queries to relevant advertisements. The current state-of-the-art matching algorithms expand the user's query using a variety...
Andrei Z. Broder, Peter Ciccolo, Evgeniy Gabrilovi...