Project:SPARQL query service/queries/examples: Difference between revisions
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SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". } | SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". } | ||
} | } | ||
}} | |||
=== List everything from Query Service === | |||
{{SPARQL2|query=SELECT ?item ?itemLabel | |||
WHERE { | |||
?item rdfs:label ?itemLabel. | |||
} ORDER BY ?item | |||
}} | }} |
Revision as of 22:40, 18 July 2020
Simple Queries
These basic queries help to understand SPARQL and the Wikibase RDF format.
Ships
SELECT ?item ?itemLabel
WHERE
{
?item scdbt:P1 scdb:Q842.
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}
Ships ordered by cargo capacity
SELECT ?item ?itemLabel ?cargoCapacity WHERE
{
?item scdbt:P1 scdb:Q842;
scdbt:P61 ?cargoCapacity.
FILTER(0 < ?cargoCapacity).
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
} ORDER BY DESC(?cargoCapacity)
List of systems
SELECT ?item ?itemLabel WHERE {
?item scdbt:P1 scdb:Q16.
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}
List of jump points of Stanton system
SELECT ?item ?itemLabel WHERE {
?item scdbt:P1 scdb:Q916;
scdbt:P48 scdb:Q24.
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}
STAR arkmap type
SELECT ?item ?itemLabel
WHERE
{
?item scdbt:P10 "STAR".
SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}
List everything from Query Service
SELECT ?item ?itemLabel
WHERE {
?item rdfs:label ?itemLabel.
} ORDER BY ?item