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

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

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 ====Material====
+This example identifies manuscripts which are made of [palm leaf].
+<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 described as being made of palm leaf
+SELECT ?record ?recordLabel ?materialString (GROUP_CONCAT(?materialLabel;separator="|") as ?materials)
+WHERE {
+# set variable value for material or materials to be queried
+VALUES ?material { wd:Q30 } # palm leaf material
+# bind query variables
+  BIND(p:P30 AS ?materialAsRecordedStatement).
+  BIND(ps:P30 AS ?materialAsRecorded).
+  BIND(pq:P31 AS ?hasMaterial).
+# statement: manuscript record has statement for material
+  ?record ?materialAsRecordedStatement ?materialStatement .
+# statement: material statement has material object recorded as string value
+  ?materialStatement ?materialAsRecorded ?materialString .
+# statement: material statement has qualifier for structured/authority value
+  ?materialStatement ?hasMaterial ?material .
+# return English language labels
+  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE]".
+    bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en".
+    ?record rdfs:label ?recordLabel .
+    ?material rdfs:label ?materialLabel .
+  }
+  }
+GROUP BY ?record ?recordLabel ?materialString
+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%20described%20as%20being%20made%20of%20palm%20leaf%0ASELECT%20%3Frecord%20%3FrecordLabel%20%3FmaterialString%20%28GROUP_CONCAT%28%3FmaterialLabel%3Bseparator%3D%22%7C%22%29%20as%20%3Fmaterials%29%0AWHERE%20%7B%0A%23%20set%20variable%20value%20for%20material%20or%20materials%20to%20be%20queried%0AVALUES%20%3Fmaterial%20%7B%20wd%3AQ30%20%7D%20%23%20palm%20leaf%20material%0A%23%20bind%20query%20variables%0A%20%20BIND%28p%3AP30%20AS%20%3FmaterialAsRecordedStatement%29.%0A%20%20BIND%28ps%3AP30%20AS%20%3FmaterialAsRecorded%29.%0A%20%20BIND%28pq%3AP31%20AS%20%3FhasMaterial%29.%0A%0A%23%20statement%3A%20manuscript%20record%20has%20statement%20for%20material%0A%20%20%3Frecord%20%3FmaterialAsRecordedStatement%20%3FmaterialStatement%20.%0A%23%20statement%3A%20material%20statement%20has%20material%20object%20recorded%20as%20string%20value%0A%20%20%3FmaterialStatement%20%3FmaterialAsRecorded%20%3FmaterialString%20.%0A%23%20statement%3A%20material%20statement%20has%20qualifier%20for%20structured%2Fauthority%20value%0A%20%20%3FmaterialStatement%20%3FhasMaterial%20%3Fmaterial%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%3Fmaterial%20rdfs%3Alabel%20%3FmaterialLabel%20.%0A%20%20%7D%0A%20%20%7D%0AGROUP%20BY%20%3Frecord%20%3FrecordLabel%20%3FmaterialString%0AORDER%20BY%20%3FrecordLabel here].
 ====Named Entity (Person or Organization)====
 ====Place of Production====