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SIGMOD
1997
ACM
160views Database» more  SIGMOD 1997»
15 years 1 months ago
Improved Query Performance with Variant Indexes
: The read-mostly environment of data warehousing makes it possible to use more complex indexes to speed up queries than in situations where concurrent updatesare present. The curr...
Patrick E. O'Neil, Dallan Quass
109
Voted
MSS
2003
IEEE
151views Hardware» more  MSS 2003»
15 years 2 months ago
Accurate Modeling of Cache Replacement Policies in a Data Grid
Caching techniques have been used to improve the performance gap of storage hierarchies in computing systems. In data intensive applications that access large data files over wid...
Ekow J. Otoo, Arie Shoshani
SIGMOD
2004
ACM
209views Database» more  SIGMOD 2004»
15 years 9 months ago
MAIDS: Mining Alarming Incidents from Data Streams
Real-time surveillance systems, network and telecommunication systems, and other dynamic processes often generate tremendous (potentially infinite) volume of stream data. Effectiv...
Y. Dora Cai, David Clutter, Greg Pape, Jiawei Han,...
VLDB
2000
ACM
229views Database» more  VLDB 2000»
15 years 1 months ago
Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
Kaushik Chakrabarti, Sharad Mehrotra
EDBT
2010
ACM
125views Database» more  EDBT 2010»
15 years 29 days ago
A plan for OLAP
So far, data warehousing has often been discussed in the light of complex OLAP queries and as reporting facility for operative data. We argue that business planning as a means to ...
Bernhard Jaecksch, Wolfgang Lehner, Franz Faerber