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» Using UML to model relational database operations
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SIGMOD
2012
ACM
202views Database» more  SIGMOD 2012»
13 years 6 months ago
MCJoin: a memory-constrained join for column-store main-memory databases
There exists a need for high performance, read-only mainmemory database systems for OLAP-style application scenarios. Most of the existing works in this area are centered around t...
Steven Keith Begley, Zhen He, Yi-Ping Phoebe Chen
PODS
2003
ACM
114views Database» more  PODS 2003»
16 years 4 months ago
An information-theoretic approach to normal forms for relational and XML data
Normalization as a way of producing good database designs is a well-understood topic. However, the same problem of distinguishing well-designed databases from poorly designed ones...
Marcelo Arenas, Leonid Libkin
CIKM
2009
Springer
15 years 11 months ago
Group-by skyline query processing in relational engines
The skyline operator was first proposed in 2001 for retrieving interesting tuples from a dataset. Since then, 100+ skyline-related papers have been published; however, we discove...
Ming-Hay Luk, Man Lung Yiu, Eric Lo
CIKM
1999
Springer
15 years 8 months ago
Page Access Scheduling in Join Processing
The join relational operation is one of the most expensive among database operations. In this study, we consider the problem of scheduling page accesses in join processing. This r...
Andrew Lim, Jennifer Lai-Pheng Kwan, Wee-Chong Oon
ICDE
2002
IEEE
126views Database» more  ICDE 2002»
16 years 5 months ago
Sequenced Subset Operators: Definition and Implementation
Difference, intersection, semi-join and anti-semi-join may be considered binary subset operators, in that they all return a subset of their left-hand argument. These operators are...
Joseph Dunn, Sean Davey, Anne Descour, Richard T. ...