Sciweavers

635 search results - page 18 / 127
» Expiring Data in a Warehouse
Sort
View
IEEEARES
2006
IEEE
14 years 4 months ago
The Security Issue of Federated Data Warehouses in the Area of Evidence-Based Medicine
Healthcare organisations practicing evidence-based medicine strive to unite their data assets in order to achieve a wider knowledge base for more sophisticated research as well as...
Nevena Stolba, Marko Banek, A. Min Tjoa
VIEWS
1996
81views more  VIEWS 1996»
13 years 11 months ago
A System Prototype for Warehouse View Maintenance
A data warehouse collects and integrates data from multiple, autonomous, heterogeneous, sources. The warehouse e ectively maintains one or more materialized views over the source ...
Janet L. Wiener, Himanshu Gupta, Wilburt Labio, Yu...
CAISE
1999
Springer
14 years 2 months ago
Towards Quality-Oriented Data Warehouse Usage and Evolution
As a decision support information system, a data warehouse must provide high level quality of data and quality of service. In the DWQ project we have proposed an architectural fram...
Panos Vassiliadis, Mokrane Bouzeghoub, Christoph Q...
APCCM
2006
13 years 11 months ago
A conceptual solution for representing time in data warehouse dimensions
Data Warehouses (DWs) use an omnipresent time dimension for keeping track of changes in measure values. However, this dimension cannot be used to model changes in other dimensions...
Elzbieta Malinowski, Esteban Zimányi
DMDW
2000
151views Management» more  DMDW 2000»
13 years 11 months ago
Automated dimensionality reduction of data warehouses
A data warehouse is designed to consolidate and maintain all attributes that are relevant for the analysis processes. Due to the rapid increase in the size of the modern operation...
Mark Last, Oded Maimon