So achieving the vision…
Most commercial enterprise have a very heterogeneous data
environment. Data is commonly is in disparate locations and in
different formats.
2 approaches to making data available in RDF.
Convert to RDF. Overhead in converting data to RDF. But once that’s
done, then queries are fast. Many triple store. Oracle has
one.
On the fly-mappings. This approach has the benefit of not needing
to change existing data stores.