41 search results - page 1 / 9 » Semantic Adaptation of Schema Mappings when Schemas Evolve |
VLDB
2005
ACM
13 years 10 months ago
2005
ACM
Schemas evolve over time to accommodate the changes in the information they represent. Such evolution causes invalidation of various artifacts depending on the schemas, such as sc...
ODBIS
2007
Springer
13 years 10 months ago
2007
Springer
There is a growing need to define a semantic mapping from a database schema to an ontology. Such a mapping is an integral part of the data integration systems that use an ontology...
VLDB
2004
ACM
14 years 4 months ago
2004
ACM
Abstract. In dynamic environments like the Web, data sources may change not only their data but also their schemas, their semantics, and their query capabilities.When a mapping is ...
WIRI
2005
IEEE
13 years 10 months ago
2005
IEEE
The inter-operability of multiple autonomous and heterogeneous data sources is an important issue in many applications such as mediation systems, datawarehouses, or web-based syst...
EDBT
2009
ACM
13 years 7 months ago
2009
ACM
In a world of wide-scale information sharing, the decentralized coordination has to consolidate a variety of heterogeneity. Shared data are described in different formats, i.e. da...