Top "Sparql" questions

SPARQL (pronounced "sparkle", a recursive acronym for SPARQL Protocol and RDF Query Language) is a set of specifications by W3C that provide languages and protocols to query and manipulate RDF graph content on the Web or in an RDF store.

Using Jena to create a SPARQL query on DBpedia

Im trying to create a SPARQL query using Jena to query DBpedia. The query is working when I use it …

java semantic-web sparql jena
Passing Multiple Arguments to GraphQL Query

First thing Appreciate this may be a bit of a stupid question, but I'm working with GraphQL having come from …

sparql graphql
simple sparql query from dbpedia

I have a question about a SPARQL query that I'm trying to build from a tutorial. I want to generate …

sparql dbpedia virtuoso
SPARQL select optional with language

I have some triples that look like this: test:thing rdfs:label "Non-Language Label" test:thing rdfs:label "English Label"@…

rdf sparql owl triplestore
SPARQL DESCRIBE query

Seems I don't grok SPARQL DESCRIBE queries. I need to retrieve the full graphs of resources matching a condition. On …

rdf sparql
Using the 'GRAPH' keyword in SPARQL to fetch remote graphs

I'm looking to use SPARQL for a relatively basic task: Given a FOAF graph, I'd like to parse the elements …

rdf semantic-web sparql rdfs foaf
Matching of strings in SPARQL?

In ANSI SQL, you can write something like: Select * From DBTable Where DBTable.Description LIKE "MEET" or Select * From DBTable …

sql sparql semantic-web
SPARQL query to retrieve all objects and properties

Using the Wine ontology, I want to create SPARQL query so I can retrieve all wines and their properties like …

sparql ontology sesame
run a sparql query against two graphs?

A typical SPARQL query that specifies a graph might look like this: SELECT ?b ?c WHERE { GRAPH <http://AliceIRI&…

graph union sparql
SPARQL 1.1: how to use the replace function?

How can one use the replace function in SPARQL 1.1, especially in update commands? For example, if I have a number …

replace sparql sesame