/sparql/d3

This endpoint retrieves the JSON representation of triples for D3 graph visualization of a SPARQL query results.

URL: {base URL}/sparql/d3

Method: GET

Headers:

• Accept:

  • application/sparql-results+json

Parameters:

• query: Required query string.

• default-graph-uri: Optional list of default graph URIs. Default: none.

• named-graph-uri: Optional list of named graph URIs. Default: none.

• access: Optional access key that may give access to the protected features on the remote servers. Default: none.

Returns:

• Response status code 200 if the query operation is successful.

• Response status code 500 and the response body containing an error message if the query contains an error.

Request Example:

GET

# GET /sparql/d3?query=PREFIX%20%20humans%3A%20%3Chttp%3A%2F%2Fwww.inria.fr%2F2015%2Fhumans%23%3E%20%20%20%20%20%20%20SELECT%20%2A%20WHERE%20%7B%20%3Fchild%20humans%3AhasMother%20%3Fmother.%20%7D'  HTTP/1.1
# Host: https://corese.inria.fr
# Accept: application/sparql-results+json

QUERY='PREFIX  humans: <http://www.inria.fr/2015/humans#>
       SELECT * WHERE { ?child humans:hasMother ?mother. }'

curl -G \
--url 'https://corese.inria.fr/sparql/d3' \
--header 'Accept: application/sparql-results+json' \
--data-urlencode "query=$QUERY"

Response Example:

{ "mappings" :
    { "head": {
        "vars": ["child", "mother"]
            },
        "results": { "bindings": [
                {
                "child": { "type": "uri", "value": "http://www.inria.fr/2015/humans-instances#Lucas"},
                "mother": { "type": "uri", "value": "http://www.inria.fr/2015/humans-instances#Catherine"}
                }
                ,
                {
                "child": { "type": "uri", "value": "http://www.inria.fr/2015/humans-instances#Catherine"},
                "mother": { "type": "uri", "value": "http://www.inria.fr/2015/humans-instances#Laura"}
                }
                ] }
    },
"d3" :  }