1295 search results - page 20 / 259 » Technology Challenges in a Data Warehouse |
DOLAP
1999
ACM
14 years 2 months ago
1999
ACM
We use the event-entity-relationship model (EVER) to illustrate the use of entity-based modeling languages for conceptual schema design in data warehouse environments. EVER is a g...
DAWAK
2007
Springer
14 years 1 months ago
2007
Springer
Data Warehouse (DWH) systems allow to analyze business objects relevant to an enterprise organization (e.g., orders or customers). Analysts are interested in the states of these bu...
DAWAK
2010
Springer
13 years 10 months ago
2010
Springer
Abstract. Although many proposals exist for extending Geographic Information Systems (GIS) with OLAP and data warehousing capabilities (a topic denoted SOLAP), only recently the im...
VRML
1998
ACM
14 years 2 months ago
1998
ACM
In its current state, VRML does not provide support for interaction and on-line access to databases, even though these are two fundamental issues for business applications. We hav...
DAWAK
2009
Springer
13 years 7 months ago
2009
Springer
Data Warehouses (DW) manage crucial enterprise information used for the decision making process which has to be protected from unauthorized accesses. However, security constraints ...