DS Catalog:SPARQL Query Service/example queries: Difference between revisions

DS Catalog:SPARQL Query Service/example queries (view source)

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 ===Find all DS records describing manuscripts by a specific...===
 ====Century of Production====
+This example identifies manuscripts produced in the [https://catalog.digital-scriptorium.org/entity/Q95 thirteenth] or [https://catalog.digital-scriptorium.org/entity/Q96 fourteenth] centuries.
+<syntaxhighlight lang="SPARQL">
+# prefixes
+PREFIX wd: <https://catalog.digital-scriptorium.org/entity/>
+PREFIX wds: <https://catalog.digital-scriptorium.org/entity/statement/>
+PREFIX wdv: <https://catalog.digital-scriptorium.org/value/>
+PREFIX wdt: <https://catalog.digital-scriptorium.org/prop/direct/>
+PREFIX p: <https://catalog.digital-scriptorium.org/prop/>
+PREFIX ps: <https://catalog.digital-scriptorium.org/prop/statement/>
+PREFIX pq: <https://catalog.digital-scriptorium.org/prop/qualifier/>
+PREFIX wikibase: <http://wikiba.se/ontology#>
+PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+# find manuscript records produced in a given century or centuries
+SELECT ?record ?recordLabel ?dateString (GROUP_CONCAT(?centuryLabel;separator="|") as ?centuries)
+WHERE {
+# set variable value for century or centuries to be query
+  VALUES ?century { wd:Q95 wd:Q96 } # thirteenth and fourteenth centuries
+# bind query variables
+  BIND(p:P23 AS ?dateAsRecordedStatement).
+  BIND(ps:P23 AS ?dateAsRecorded).
+  BIND(pq:P24 AS ?hasCentury).
+# statement: manuscript record has statement for date of production
+  ?record ?dateAsRecordedStatement ?dateStatement .
+# statement: date statement has date object recorded as string value
+  ?dateStatement ?dateAsRecorded ?dateString .
+# statement: date statement has qualifier for structured/authority value
+  ?dateStatement ?hasCentury ?century .
+# return English language labels
+  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE]".
+    bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en".
+    ?record rdfs:label ?recordLabel .
+    ?century rdfs:label ?centuryLabel .
+  }
+  }
+GROUP BY ?record ?recordLabel ?dateString
+ORDER BY ?recordLabel
+</syntaxhighlight>
+Try it [https://catalog.digital-scriptorium.org/query/#%23%20prefixes%0APREFIX%20wd%3A%20%3Chttps%3A%2F%2Fcatalog.digital-scriptorium.org%2Fentity%2F%3E%0APREFIX%20wds%3A%20%3Chttps%3A%2F%2Fcatalog.digital-scriptorium.org%2Fentity%2Fstatement%2F%3E%0APREFIX%20wdv%3A%20%3Chttps%3A%2F%2Fcatalog.digital-scriptorium.org%2Fvalue%2F%3E%0APREFIX%20wdt%3A%20%3Chttps%3A%2F%2Fcatalog.digital-scriptorium.org%2Fprop%2Fdirect%2F%3E%0APREFIX%20p%3A%20%3Chttps%3A%2F%2Fcatalog.digital-scriptorium.org%2Fprop%2F%3E%0APREFIX%20ps%3A%20%3Chttps%3A%2F%2Fcatalog.digital-scriptorium.org%2Fprop%2Fstatement%2F%3E%0APREFIX%20pq%3A%20%3Chttps%3A%2F%2Fcatalog.digital-scriptorium.org%2Fprop%2Fqualifier%2F%3E%0APREFIX%20wikibase%3A%20%3Chttp%3A%2F%2Fwikiba.se%2Fontology%23%3E%0APREFIX%20rdfs%3A%20%3Chttp%3A%2F%2Fwww.w3.org%2F2000%2F01%2Frdf-schema%23%3E%0A%0A%23%20find%20manuscript%20records%20produced%20in%20a%20given%20century%20or%20centuries%0ASELECT%20%3Frecord%20%3FrecordLabel%20%3FdateString%20%28GROUP_CONCAT%28%3FcenturyLabel%3Bseparator%3D%22%7C%22%29%20as%20%3Fcenturies%29%0AWHERE%20%7B%0A%23%20set%20variable%20value%20for%20century%20or%20centuries%20to%20be%20query%0A%20%20VALUES%20%3Fcentury%20%7B%20wd%3AQ95%20wd%3AQ96%20%7D%20%23%20thirteenth%20and%20fourteenth%20centuries%0A%23%20bind%20query%20variables%0A%20%20BIND%28p%3AP23%20AS%20%3FdateAsRecordedStatement%29.%0A%20%20BIND%28ps%3AP23%20AS%20%3FdateAsRecorded%29.%0A%20%20BIND%28pq%3AP24%20AS%20%3FhasCentury%29.%0A%0A%23%20statement%3A%20manuscript%20record%20has%20statement%20for%20date%20of%20production%0A%20%20%3Frecord%20%3FdateAsRecordedStatement%20%3FdateStatement%20.%0A%23%20statement%3A%20date%20statement%20has%20date%20object%20recorded%20as%20string%20value%0A%20%20%3FdateStatement%20%3FdateAsRecorded%20%3FdateString%20.%0A%23%20statement%3A%20date%20statement%20has%20qualifier%20for%20structured%2Fauthority%20value%0A%20%20%3FdateStatement%20%3FhasCentury%20%3Fcentury%20.%0A%0A%23%20return%20English%20language%20labels%0A%20%20SERVICE%20wikibase%3Alabel%20%7B%20bd%3AserviceParam%20wikibase%3Alanguage%20%22%5BAUTO_LANGUAGE%5D%22.%0A%20%20%20%20bd%3AserviceParam%20wikibase%3Alanguage%20%22%5BAUTO_LANGUAGE%5D%2Cen%22.%0A%20%20%20%20%3Frecord%20rdfs%3Alabel%20%3FrecordLabel%20.%0A%20%20%20%20%3Fcentury%20rdfs%3Alabel%20%3FcenturyLabel%20.%0A%20%20%7D%0A%20%20%7D%0AGROUP%20BY%20%3Frecord%20%3FrecordLabel%20%3FdateString%0AORDER%20BY%20%3FrecordLabel here].
 ====Date of Production====
 * Start date