109 search results - page 13 / 22 » Maintaining Mappings between Conceptual Models and Relationa... |
EDOC
2006
IEEE
13 years 11 months ago
2006
IEEE
This paper presents a conceptual framework for service modelling and refinement, called the COSMO (COnceptual Service MOdelling) framework. This framework provides concepts to mode...
ER
2007
Springer
14 years 1 months ago
2007
Springer
An information system maintains a representation of the state of the domain in its Information Base (IB). The state of the IB changes due to the execution of the operations defined...
WWW
2006
ACM
14 years 8 months ago
2006
ACM
There are principal differences between the relational model and XML's tree model. This causes problems in all cases where information from these two worlds has to be brought...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
Many real-world data are maintained in relational format, with different tables storing information about entities and their links or relationships. The structure (schema) of the ...
ER
2006
Springer
13 years 11 months ago
2006
Springer
One of the main drawbacks of the Semantic Web is the lack of semantically rich data, since most of the information is still stored in relational databases. In this paper, we presen...