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EDBTW
2010
Springer
13 years 6 months ago
A decision support system to improve e-learning environments
Nowadays, due to the lack of face-to-face contact, distance course instructors have real difficulties knowing who their students are, how their students behave in the virtual cour...
Marta E. Zorrilla, Diego García, Elena &Aac...
CIKM
2008
Springer
13 years 10 months ago
Modeling and exploiting query interactions in database systems
The typical workload in a database system consists of a mixture of multiple queries of different types, running concurrently and interacting with each other. Hence, optimizing per...
Mumtaz Ahmad, Ashraf Aboulnaga, Shivnath Babu, Kam...
HPTS
1993
146views Database» more  HPTS 1993»
14 years 10 days ago
Parallel Query Processing in Shared Disk Database Systems
System developments and research on parallel query processing have concentrated either on "Shared Everything" or "Shared Nothing" architectures so far. While t...
Erhard Rahm
CASCON
1996
125views Education» more  CASCON 1996»
13 years 9 months ago
A memory-adaptive sort (MASORT) for database systems
A memory-adaptive sort is able to dynamically change the amount of memory used during sorting. The method described in this paper adjusts memory usage according to input size and ...
Weiye Zhang, Per-Åke Larson
SIGMOD
2011
ACM
442views Database» more  SIGMOD 2011»
12 years 11 months ago
ArrayStore: a storage manager for complex parallel array processing
We present the design, implementation, and evaluation of ArrayStore, a new storage manager for complex, parallel array processing. ArrayStore builds on prior work in the area of m...
Emad Soroush, Magdalena Balazinska, Daniel L. Wang