Sciweavers

432 search results - page 17 / 87
» Multidimensional Reference Models for Data Warehouse Develop...
Sort
View
CASCON
2001
148views Education» more  CASCON 2001»
14 years 11 months ago
A Pareto model for OLAP view size estimation
On Line Analytical Processing (OLAP) aims at gaining useful information quickly from large amounts of data residing in a data warehouse. To improve the quickness of response to qu...
Thomas P. Nadeau, Toby J. Teorey
93
Voted
DAWAK
2009
Springer
14 years 7 months ago
Towards a Modernization Process for Secure Data Warehouses
Data Warehouses (DW) manage crucial enterprise information used for the decision making process which has to be protected from unauthorized accesses. However, security constraints ...
Carlos Blanco, Ricardo Pérez-Castillo, Arnu...
79
Voted
DAWAK
2001
Springer
15 years 2 months ago
Optimization Algorithms for Simultaneous Multidimensional Queries in OLAP Environments
Multi-Dimensional Expressions (MDX) provide an interface for asking several related OLAP queries simultaneously. An interesting problem is how to optimize the execution of an MDX q...
Panos Kalnis, Dimitris Papadias
JIB
2007
136views more  JIB 2007»
14 years 9 months ago
SABIO-RK: A data warehouse for biochemical reactions and their kinetics
Systems biology is an emerging field that aims at obtaining a system-level understanding of biological processes. The modelling and simulation of networks of biochemical reactions...
Olga Krebs, Martin Golebiewski, Renate Kania, Saqi...
DOLAP
2005
ACM
14 years 11 months ago
Parallel querying of ROLAP cubes in the presence of hierarchies
Online Analytical Processing is a powerful framework for the analysis of organizational data. OLAP is often supported by a logical structure known as a data cube, a multidimension...
Frank K. H. A. Dehne, Todd Eavis, Andrew Rau-Chapl...