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→Federated querying: mixing data from this Wikibase with data from the NTA in data.bibliotheken.nl (via the PPN)
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==Voorbeelden== | ==Voorbeelden== | ||
<big>''De queries op deze pagina worden in de Voorbeelden-dropdown op https://kbtestwikibase.wikibase.cloud/query/ weergegeven.''</big> | |||
=== Overview of properties (Ps) in this Wikibase, with their Labels, Descriptions and Aliases, both in NL and in EN, as well their equivalent properties in Wikidata (if applicable) === | === Overview of properties (Ps) in this Wikibase, with their Labels, Descriptions and Aliases, both in NL and in EN, as well their equivalent properties in Wikidata (if applicable) === | ||
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?item kbwdt:P1 ?wikidataEquivalentURI. | ?item kbwdt:P1 ?wikidataEquivalentURI. | ||
#Retrieve some data from Wikidata | #Retrieve some data from Wikidata | ||
SERVICE <https://query.wikidata.org/sparql>{ | |||
OPTIONAL {?wikidataEquivalentURI wdt:P18 ?wdImage.} | |||
OPTIONAL {?wikidataEquivalentURI wdt:P6379 ?wdWorksInCollection. | |||
?wdWorksInCollection rdfs:label ?wdWorksInCollectionLabelNL. | |||
FILTER(LANG(?wdWorksInCollectionLabelNL) = "nl").} | |||
} | |||
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],nl". } | |||
} | |||
ORDER BY ASC(xsd:integer(STRAFTER(STR(?item), 'Q'))) | |||
</sparql> | |||
=== Federated querying: mixing data from this Wikibase with data from the NTA in data.bibliotheken.nl (via the PPN) -- TODO!!!!!!!!! === | |||
<sparql tryit="1"> | |||
# Federated querying: mixing data from this Wikibase with data from the NTA in data.bibliotheken.nl (via the PPN) | |||
PREFIX wikibase: <http://wikiba.se/ontology#> | |||
PREFIX kbwdt: <https://kbtestwikibase.wikibase.cloud/prop/direct/> | |||
PREFIX kbwd: <https://kbtestwikibase.wikibase.cloud/entity/> | |||
PREFIX wdt: <http://www.wikidata.org/prop/direct/> | |||
PREFIX wd: <http://www.wikidata.org/entity/> | |||
PREFIX bd: <http://www.bigdata.com/rdf#> | |||
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> | |||
SELECT DISTINCT ?item ?itemLabel ?itemDescription | |||
?wikidataEquivalentURI | |||
?wdImage #P18 image from Wikidata | |||
?wdWorksInCollection ?wdWorksInCollectionLabelNL | |||
WHERE | |||
{ | |||
VALUES ?item {kbwd:Q10 kbwd:Q29} # Louis Auguste Gustave Doré + Theun de Vries | |||
?item kbwdt:P1 ?wikidataEquivalentURI. | |||
#Retrieve some data from data.bibliotheken.nl | |||
SERVICE <https://query.wikidata.org/sparql>{ | SERVICE <https://query.wikidata.org/sparql>{ | ||
OPTIONAL {?wikidataEquivalentURI wdt:P18 ?wdImage.} | OPTIONAL {?wikidataEquivalentURI wdt:P18 ?wdImage.} | ||