Sciweavers

3403 search results - page 162 / 681
» A Query System in a Biological Database
Sort
View
120
Voted
ICDE
2010
IEEE
198views Database» more  ICDE 2010»
16 years 4 months ago
Q-Cop: Avoiding Bad Query Mixes to Minimize Client Timeouts Under Heavy Loads
In three-tiered web applications, some form of admission control is required to ensure that throughput and response times are not significantly harmed during periods of heavy load....
Sean Tozer, Tim Brecht, Ashraf Aboulnaga
SIGMOD
1995
ACM
82views Database» more  SIGMOD 1995»
15 years 8 months ago
Parallel Evaluation of Multi-Join Queries
A number of execution strategies for parallel evaluation of multi-join queries have been proposed in the literature; their performance was evaluated by simulation. In this paper w...
Annita N. Wilschut, Jan Flokstra, Peter M. G. Aper...
142
Voted
EDBT
2004
ACM
121views Database» more  EDBT 2004»
16 years 4 months ago
LexEQUAL: Supporting Multiscript Matching in Database Systems
To effectively support today's global economy, database systems need to store and manipulate text data in multiple languages simultaneously. Current database systems do suppor...
A. Kumaran, Jayant R. Haritsa
157
Voted
VLDB
2002
ACM
108views Database» more  VLDB 2002»
15 years 4 months ago
Generic Database Cost Models for Hierarchical Memory Systems
Accurate prediction of operator execution time is a prerequisite for database query optimization. Although extensively studied for conventional disk-based DBMSs, cost modeling in ...
Stefan Manegold, Peter A. Boncz, Martin L. Kersten
SIGMOD
2007
ACM
134views Database» more  SIGMOD 2007»
16 years 4 months ago
Updating a cracked database
A cracked database is a datastore continuously reorganized based on operations being executed. For each query, the data of interest is physically reclustered to speed-up future ac...
Stratos Idreos, Martin L. Kersten, Stefan Manegold