SPARQL select

PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> SELECT * WHERE { GRAPH ?G {?S ?P ?O . } } LIMIT 100 #SELECT DISTINCT ?CLASS WHERE { GRAPH ?G { [] a ?CLASS . } } LIMIT 100 #SELECT DISTINCT ?PROP WHERE { GRAPH ?G { [] ?PROP [] . } } LIMIT 100

unionDefaultGraph

SPARQL construct

PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX geo: <http://www.w3.org/2003/01/geo/wgs84_pos#> PREFIX foaf: <http://xmlns.com/foaf/0.1/> CONSTRUCT { ?S ?P ?O . } WHERE { GRAPH ?G { ?S ?P ?O . } } LIMIT 10 #CONSTRUCT { ?S geo:long ?LON ; geo:lat ?LAT ; rdfs:label ?LAB; foaf:depiction ?IMG.} #WHERE {GRAPH ?GRAPH { ?S geo:long ?LON ; geo:lat ?LAT ; rdfs:label ?LAB. OPTIONAL{?S foaf:depiction ?IMG} OPTIONAL{?S foaf:img ?IMG} } }

unionDefaultGraph

YasGUI (Yet Another SPARQL GUI)

Sparklis (un requêteur SPARQL original et puissant)

SPARQL surveyor (un autre requêteur SPARQL)

show Named Graph with offset 1, limit 100, pattern ""

 offset  limit  pattern 

Dashboard: history of user actions

Charger / Load

JSON(-LD) to RDF

JSON source

JSON-LD Expand @context

RDF to JSON

RDF source

JSON-LD frame @context

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