RDB to RDF Mapping Language (R2RML) and A Direct Mapping of Relational Data to RDF are W3C Recommendations
The RDB2RDF Working Group has published two W3C Recommendations today: R2RML: RDB to RDF Mapping Language. This document describes R2RML, a language for expressing customized mappings from relational databases to RDF datasets. Such mappings provide the ability to view existing relational data … Continue reading