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» Evaluation of Active Disks for Decision Support Databases
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SIGMOD
2001
ACM
120views Database» more  SIGMOD 2001»
14 years 9 months ago
Materialized View Selection and Maintenance Using Multi-Query Optimization
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
Hoshi Mistry, Prasan Roy, S. Sudarshan, Krithi Ram...
HPCA
2006
IEEE
14 years 9 months ago
DMA-aware memory energy management
As increasingly larger memories are used to bridge the widening gap between processor and disk speeds, main memory energy consumption is becoming increasingly dominant. Even thoug...
Vivek Pandey, Weihang Jiang, Yuanyuan Zhou, Ricard...
VLDB
2009
ACM
130views Database» more  VLDB 2009»
14 years 9 months ago
Multi-dimensional top-k dominating queries
Abstract The top-k dominating query returns k data objects which dominate the highest number of objects in a dataset. This query is an important tool for decision support since it ...
Man Lung Yiu, Nikos Mamoulis
DOLAP
2004
ACM
14 years 2 months ago
A new OLAP aggregation based on the AHC technique
Nowadays, decision support systems are evolving in order to handle complex data. Some recent works have shown the interest of combining on-line analysis processing (OLAP) and data...
Riadh Ben Messaoud, Omar Boussaid, Sabine Rabas&ea...
ICDE
2006
IEEE
215views Database» more  ICDE 2006»
14 years 10 months ago
cgmOLAP: Efficient Parallel Generation and Querying of Terabyte Size ROLAP Data Cubes
In this demo we present the cgmOLAP server, the first fully functional parallel OLAP system able to build data cubes at a rate of more than 1 Terabyte per hour. cgmOLAP incorporat...
Ying Chen, Andrew Rau-Chaplin, Frank K. H. A. Dehn...