Using SPARQL 1.1 Assignments What? Using SPARQL 1.1 assignments. Why? Allows the creation of new values in a query. How? Here is example showcasing Virtuoso's support for this functionality: Assume the following Raw Data Representation in Turtle: <#lemonade> <#price> 4 . <#wine> <#price> 6 . <#water> <#price> 1 . <#beer> <#price> 3 . <#liqueur> <#price> 5 . Load the sample data using SPARQL 1.1. INSERT Syntax: INSERT { GRAPH <urn:sparql:tests:assign> { <#lemonade> <#price> 4 . <#wine> <#price> 6 . <#water> <#price> 1 . <#beer> <#price> 3 . <#liqueur> <#price> 5 . } } Let's assign new price: SELECT ?item (?price*2.3 as ?NewPrice) FROM <urn:sparql:tests:assign> WHERE { ?item <#price> ?price } View the SPARQL Query Definition via SPARQL Protocol URL View the SPARQL Query Results via SPARQL Protocol URL Related SPARQL 1.1 Features Examples Collection SPARQL 1.1. Property Paths SPARQL inline data via use of VALUES clause Virtuoso SPARQL 1.1 Syntax Tutorial SPARQL 1.1 Sub-queries SPARQL 1.1 Specification SPARQL Protocol (HTTP based Query Service) Virtuoso Documentation Virtuoso Tips and Tricks Collection