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Tarql federation example
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| id | name | |
|---|---|---|
| 1 | SPARQL | |
| 2 | SQL | |
| 3 | XQuery |
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| base <http://example.com/id/> | |
| prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> | |
| prefix owl: <http://www.w3.org/2002/07/owl#> | |
| construct { | |
| ?iri rdfs:label ?name ; | |
| owl:sameAs ?s . | |
| } | |
| where { | |
| bind(iri(?id) as ?iri) | |
| service <https://dbpedia.org/sparql> { | |
| ?s a <http://dbpedia.org/ontology/ProgrammingLanguage> ; | |
| rdfs:label ?label . | |
| filter langMatches(lang(?label), "EN" ) | |
| } | |
| filter(str(?label) = ?name) | |
| } |
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| @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . | |
| @prefix owl: <http://www.w3.org/2002/07/owl#> . | |
| @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . | |
| <http://example.com/id/1> | |
| rdfs:label "SPARQL" ; | |
| owl:sameAs <http://dbpedia.org/resource/SPARQL> . | |
| <http://example.com/id/2> | |
| rdfs:label "SQL" ; | |
| owl:sameAs <http://dbpedia.org/resource/SQL> . | |
| <http://example.com/id/3> | |
| rdfs:label "XQuery" ; | |
| owl:sameAs <http://dbpedia.org/resource/XQuery> . |
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| #!/bin/bash | |
| tarql mapping.rq data.csv > result.ttl |
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