Closed ColinMaudry closed 6 years ago
List of columns with NULL cells (to mark as OPTIONAL in SPARQL query):
In the end, I'll use good old tarql by @cygri. I didn't see how to run OntoRefine RDF transformation via command line. And grafter doesn't seem to support CSV > RDF anymore.
OntoRefine = OpenRefine packaged by Ontotext for RDF generation, bundled in GraphDB Free