Yes you can, along the following lines:
- Basic SPARQL 1.1 Queries (SELECT, DESCRIBE, CONSTRUCT, ASK, LOAD, CREATE, CLEAR, DROP, INSERT, COPY, MOVE, DELETE, and ADD)
- SPARQL 1.1 Queries that include pragmas for exploiting Built-in Reasoning & Inference, Linked Data Lookups via URI de-reference (courtesy of its built-in Data Extract, Load, and Transformation Middleware), etc
- SPARQL-FED
- SPARQL and SPARQL-FED via connections to external sources using our (or 3rd party) ODBC, JDBC, ADO.NET, OLE DB drivers (providers or connectors)
Related
- Custom Reasoning & Inference – a Virtuoso 8.x Commercial Edition Addition
- Built-in Reasoning and Inference – available to both Open Source and Commercial Editions