A brief video on DBPedia and SPARQL. Demonstrates how to query DBPedia for useful/interesting questions. Shows not just how to construct SPARQL queries, but also the critical process of determining the appropriate classes and properties of a resource which one must first know before attempting to construct a query.
Keywords: Properties, Classes, Ontology, DBPedia, SPARQL
Date created: 2014-05-11 07:00:00.000
Time required: P10M
- Accesses DBPedia's SNORQL/SPARQL endpoint and issues simple queries.
- Reads and understands high-level descriptions of the classes and properties of a dataset in order to write queries.
- Uses FILTER to formulates queries that eliminate solutions from a result set.
- Uses ORDER BY to define ordering conditions by variable, function call, or expression.