200 search results - page 3 / 40 » A Versioning Management Model for Ontology-Based Data Wareho... |
DKE
2006
13 years 5 months ago
2006
As several mature implementations of data warehousing systems are fully operational, a crucial role in preserving their up-to-dateness is played by the ability to manage the chang...
ER
2008
Springer
13 years 7 months ago
2008
Springer
During data warehouse design, the designer frequently encounters the problem of choosing among different alternatives for the same design construct. The behavior of the chosen desi...
DOLAP
1998
ACM
13 years 10 months ago
1998
ACM
Though designing a data warehouse requires techniques completely different from those adopted for operational systems, no significant effort has been made so far to develop a comp...
ER
1998
Springer
13 years 10 months ago
1998
Springer
Data warehouses are complex systems that have to deliver highly-aggregated, high quality data from heterogeneous sources to decision makers. Due to the dynamic change in the requir...
DMDW
2003
13 years 7 months ago
2003
Data Warehouse-(DW) logical design often start with a conceptual schema and then generates relational structures. Applying this approach implies to cope with two main aspects: (i) ...