Sciweavers

238 search results - page 8 / 48
» Probabilistic Data Modeling and Querying for Location-Based ...
Sort
View
DAWAK
2011
Springer
12 years 6 months ago
OLAP Formulations for Supporting Complex Spatial Objects in Data Warehouses
In recent years, there has been a large increase in the amount of spatial data obtained from remote sensing, GPS receivers, communication terminals and other domains. Data warehous...
Ganesh Viswanathan, Markus Schneider
KRDB
1997
167views Database» more  KRDB 1997»
13 years 8 months ago
Materialized Views and Data Warehouses
A data warehouse is a redundant collection of data replicated from several possibly distributed and loosely coupled source databases, organized to answer OLAP queries. Relational ...
Nick Roussopoulos
ADBIS
2006
Springer
166views Database» more  ADBIS 2006»
14 years 21 days ago
Clustering-Based Materialized View Selection in Data Warehouses
materialized view selection is a non-trivial task. Hence, its complexity must be reduced. A judicious choice of views must be costdriven and influenced by the workload experienced...
Kamel Aouiche, Pierre-Emmanuel Jouve, Jér&o...
DOLAP
2005
ACM
13 years 8 months ago
Applying MDA to the development of data warehouses
Different modeling approaches have been proposed to overcome every design pitfall of the development of the different parts of a data warehouse (DW) system. However, they are all ...
Jose-Norberto Mazón, Juan Trujillo, Manuel ...
DMDW
2000
173views Management» more  DMDW 2000»
13 years 8 months ago
A quality-based framework for physical data warehouse design
Data warehousing is a software infrastructure which supports OLAP applications by providing a collection of tools which allow data extraction and cleaning, data integration and ag...
Mokrane Bouzeghoub, Zoubida Kedad