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ER
1998
Springer
115views Database» more  ER 1998»
15 years 10 months ago
Temporal Objects for Spatio-Temporal Data Models and a Comparison of Their Representations
Abstract: Currently, there are strong efforts to integrate spatial and temporal database technology into spatio-temporal database systems. This paper views the topic from a rather ...
Martin Erwig, Markus Schneider, Ralf Hartmut G&uum...
ECTEL
2007
Springer
16 years 22 days ago
Role Based Access Control for the Interaction with Search Engines
Search engine-based features are a basic interaction mean for users to find information inside a Web-based Learning Management Systems (LMS); nonetheless, traditional solutions la...
Alessandro Bozzon, Tereza Iofciu, Wolfgang Nejdl, ...
CORR
2008
Springer
88views Education» more  CORR 2008»
15 years 6 months ago
The Korrontea Data Modeling
Needs of multimedia systems evolved due to the evolution of their architecture which is now distributed into heterogeneous contexts. A critical issue lies in the fact that they ha...
Emmanuel Bouix, Philippe Roose, Marc Dalmau
IKE
2007
15 years 8 months ago
A Set-Theoretic Data Model For Evolving Database Environments
The paper presents an integrated set-theoretic data model that offers a framework for defining a unified schema for any database environment. We utilise the concepts ”entity...
Emmanuel J. Yannakoudakis, Panagiotis Andrikopoulo...
CIDR
2003
153views Algorithms» more  CIDR 2003»
15 years 8 months ago
Applying Model Management to Classical Meta Data Problems
Model management is a new approach to meta data management that offers a higher level programming interface than current techniques. The main abstractions are models (e.g., schema...
Philip A. Bernstein