581 search results - page 49 / 117 » Extending the data warehouse for service provisioning data |
159
click to vote
ICEIS
2009
IEEE
16 years 23 days ago
2009
IEEE
Abstract. In the Web environment, rich, diverse sources of heterogeneous and distributed data are ubiquitous. In fact, even the information characterizing a single entity - like, f...
173
Voted
GI
2008
Springer
15 years 7 months ago
2008
Springer
: As data and services are increasingly distributed in the network, rather than stored in a fixed location, one can imagine a scenario in which the Personal Computer, intended as a...
147
click to vote
DEXA
2004
Springer
15 years 11 months ago
2004
Springer
Data integration is the process that gives users access to multiple data sources though queries against a global schema. Semantic heterogeneity has been identified as the most imp...
365
click to vote
ICDE
2001
IEEE
16 years 7 months ago
2001
IEEE
We consider the problems of computing aggregation queries in temporal databases, and of maintaining materialized temporal aggregate views efficiently. The latter problem is partic...
163
Voted
DOLAP
2006
ACM
16 years 2 days ago
2006
ACM
Mining data warehouses is still an open problem as few approaches really take the specificities of this framework into account (e.g. multidimensionality, hierarchies, historized ...