19 search results - page 2 / 4 » MAC: Conceptual data modeling for OLAP |
ICCSA
2009
Springer
13 years 11 months ago
2009
Springer
Data aggregation in Geographic Information Systems (GIS) is a desirable feature, spatial data are integrated in OLAP engines for this purpose. However, the development and operatio...
DAWAK
2011
Springer
12 years 4 months ago
2011
Springer
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...
SSDBM
1998
IEEE
13 years 9 months ago
1998
IEEE
We address the issue of designing effective query languages for OLAP databases. The basis of our investigation is MD, a new data model for multidimensional databases that, unlike ...
JDWM
2008
13 years 4 months ago
2008
This article deals with multidimensional analyses. Analyzed data are designed according to a conceptual model as a constellation of facts and dimensions, which are composed of mul...
DIWEB
2001
13 years 6 months ago
2001
The demand for data integration is rapidly becoming larger as more and more information sources appear in modern enterprises. In many situations a logical (rather than physical) i...