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» Constraint Databases: A Survey
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IPM
2002
86views more  IPM 2002»
14 years 9 months ago
Traditional IR for web users: a context for general audience digital libraries
The emergence of general audience digital libraries (GADLs) defines a context that represents a hybrid of both ``traditional'' IR, using primarily bibliographic resource...
Dietmar Wolfram, Hong (Iris) Xie
ICDE
2009
IEEE
101views Database» more  ICDE 2009»
15 years 12 months ago
Power Hints for Query Optimization
Commercial database systems expose query hints to address situations in which the optimizer chooses a poor plan for a given query. However, current query hints are not flexible eno...
Nicolas Bruno, Surajit Chaudhuri, Ravishankar Rama...
ICDE
2007
IEEE
109views Database» more  ICDE 2007»
15 years 11 months ago
Efficient Maintenance of Materialized Outer-Join Views
Queries containing outer joins are common in data warehousing applications. Materialized outer-join views could greatly speed up many such queries but most database systems do not...
Jingren Zhou, Per-Åke Larson
ICDE
2005
IEEE
118views Database» more  ICDE 2005»
15 years 11 months ago
Scrutinizing Frequent Pattern Discovery Performance
Benchmarking technical solutions is as important as the solutions themselves. Yet many fields still lack any type of rigorous evaluation. Performance benchmarking has always been ...
Mohammad El-Hajj, Osmar R. Zaïane, Stella Luk...
SIGSOFT
2008
ACM
15 years 11 months ago
Alchemy: transmuting base alloy specifications into implementations
Alloy specifications are used to define lightweight models of systems. We present Alchemy, which compiles Alloy specifications into implementations that execute against persistent...
Shriram Krishnamurthi, Kathi Fisler, Daniel J. Dou...