Query service

Using the query service

• Query service lives here
• Documentation on WbStack's query service (general)
• Queries are made in SPARQL
• Note that you cannot use the standard Wikidata prefixes when constructing your query. Instead, fill in the P# and Q# in the following:
  • Property: <http://cul-dlc-test.wiki.opencura.com/prop/direct/P#>
  • Item: <http://cul-dlc-test.wiki.opencura.com/entity/Q#>
• Example queries
  • Get the URIs for all library locations in the Hyacinth Locations vocabulary (Q-numbers only)
    • SELECT * WHERE { ?libraryQnumber <http://cul-dlc-test.wiki.opencura.com/prop/direct/P1> <http://cul-dlc-test.wiki.opencura.com/entity/Q3> . }
  • Get the labels for all library locations in the Hyacinth Locations vocabulary
    • SELECT ?label WHERE { ?b <http://cul-dlc-test.wiki.opencura.com/prop/direct/P1> <http://cul-dlc-test.wiki.opencura.com/entity/Q3> ; <http://www.w3.org/2000/01/rdf-schema#label> ?label .}
  • Get labels, local Hyacinth URIs, LCNAF IDs, and MarcOrg codes for Hyacinth Locations vocabulary
    • <nowiki> SELECT ?label ?HyacinthURI ?LCNAFID ?MarcOrgCode
    • <nowiki> WHERE { ?b <http://cul-dlc-test.wiki.opencura.com/prop/direct/P1> <http://cul-dlc-test.wiki.opencura.com/entity/Q3> ;
    • <nowiki> <http://www.w3.org/2000/01/rdf-schema#label> ?label .
    • <nowiki> OPTIONAL
    • <nowiki> {?b <http://cul-dlc-test.wiki.opencura.com/prop/direct/P2> ?HyacinthURI .
    • <nowiki> ?b <http://cul-dlc-test.wiki.opencura.com/prop/direct/P4> ?LCNAFID .
    • <nowiki> ?b <http://cul-dlc-test.wiki.opencura.com/prop/direct/P5> ?MarcOrgCode .}
    • <nowiki> }
    • <nowiki> ORDER BY ?label