This work describes a way to map complex and / or multivalued attributes from a visual query environment to relational databases, using XML. These attributes are usually produced after the application of integration methodologies, like ERC+, whenever exists in original…

Ontologies are key components in the development of the SemanticWeb, as they
provide a shared understanding of a domain. However, acquiring the knowledge
needed to construct ontologies is a costly task that requires much time and
many resources. This…