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» Informix under CONTROL: Online Query Processing
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DATAMINE
2000
113views more  DATAMINE 2000»
13 years 4 months ago
Informix under CONTROL: Online Query Processing
The goal of the CONTROL project at Berkeley is to develop systems for interactive analysis of large data sets. We focus on systems that provide users with iteratively refining answ...
Joseph M. Hellerstein, Ron Avnur, Vijayshankar Ram...
VLDB
1999
ACM
133views Database» more  VLDB 1999»
13 years 8 months ago
Online Dynamic Reordering for Interactive Data Processing
We present a pipelining, dynamically usercontrollable reorder operator, for use in dataintensive applications. Allowing the user to reorder the data delivery on the fly increases...
Vijayshankar Raman, Bhaskaran Raman, Joseph M. Hel...
ICDT
2012
ACM
235views Database» more  ICDT 2012»
11 years 7 months ago
Equivalence and minimization of conjunctive queries under combined semantics
The problems of query containment, equivalence, and minimization are recognized as very important in the context of query processing, specifically of query optimization. In their...
Rada Chirkova
SIGMOD
1998
ACM
124views Database» more  SIGMOD 1998»
13 years 8 months ago
An Alternative Storage Organization for ROLAP Aggregate Views Based on Cubetrees
The Relational On-Line Analytical Processing (ROLAP) is emerging as thedominant approach in data warehousing with decision support applications. In order to enhance query performa...
Yannis Kotidis, Nick Roussopoulos
ICDE
2010
IEEE
198views Database» more  ICDE 2010»
14 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