635 search results - page 1 / 127 » Expiring Data in a Warehouse |
VLDB
1998
ACM
13 years 9 months ago
1998
ACM
Data warehouses collect data into materialized views for analysis. After some time, some of the data may no longer be needed or may not be of interest. In this paper, we handle th...
SYRCODIS
2007
13 years 6 months ago
2007
In this paper a data warehouse framework that supports data warehouse evolution is presented. The framework is able to handle not only changes in data sources, but also direct cha...
TIME
2002
IEEE
13 years 9 months ago
2002
IEEE
AMW
2009
13 years 5 months ago
2009
We investigate the space requirements for summaries needed for maintaining exact answers to aggregate queries over histories of relational databases. We show that, in general, a su...
DMDW
2003
13 years 6 months ago
2003
A review of literature pertaining to data warehouse implementations over the last eight years has been undertaken. It was found that the views of data warehouse practitioners in pa...