Wikidata:WikiProject property constraints/reports/implementations

This page lists which constraints are supported by which implementation.

This list is periodically updated by a bot. Manual changes to the list will be removed on the next update!

WDQS | PetScan | TABernacle | Find images Recent changes | Query: SELECT ?item ?itemLabel ?uses ?wqc ?ht ?or ?krb WHERE { ?item wdt:P279* wd:Q21502402 . { SELECT ?item (COUNT(*) AS ?ct) WHERE { ?prop wdt:P2302 ?item } GROUP BY ?item } BIND(STRAFTER(STR(?item), 'entity/') AS ?qid) . BIND(CONCAT('[https://www.wikidata.org/w/index.php?title=Special:WhatLinksHere&target=', ?qid, '&namespace=120 ', STR(?ct), ']') AS ?uses) . OPTIONAL { ?item p:P1535 ?use_wqc . ?use_wqc ps:P1535 wd:Q54812269 . FILTER NOT EXISTS { ?use_wqc pq:P582 ?end_date } BIND('\u007B\u007Byes\u007C\u2714\u007D\u007D' AS ?wqc) } OPTIONAL { ?item p:P1535 ?use_ht . ?use_ht ps:P1535 wd:Q21914398 . FILTER NOT EXISTS { ?use_ht pq:P582 ?end_date } BIND('\u007B\u007Byes\u007C\u2714\u007D\u007D' AS ?ht) } OPTIONAL { ?item p:P1535 ?use_or . ?use_or ps:P1535 wd:Q54826158 . FILTER NOT EXISTS { ?use_or pq:P582 ?end_date } BIND('\u007B\u007Byes\u007C\u2714\u007D\u007D' AS ?or) } OPTIONAL { ?item p:P1535 ?use_krb . ?use_krb ps:P1535 wd:Q54812300 . FILTER NOT EXISTS { ?use_krb pq:P582 ?end_date } BIND('\u007B\u007Byes\u007C\u2714\u007D\u007D' AS ?krb) } SERVICE wikibase:label { bd:serviceParam wikibase:language '[AUTO_LANGUAGE],en' } } ORDER BY DESC(?ct)
Constraint Uses WikibaseQualityConstraints HarvestTemplates OpenRefine
format constraint 5186
distinct values constraint 5088
single value constraint 5053
type constraint 4595
item requires statement constraint 3027
property scope constraint 1906
value type constraint 899
conflicts-with constraint 739
allowed qualifiers constraint 496
allowed entity types constraint 464
allowed units constraint 462
required qualifier constraint 290
range constraint 283
citation needed constraint 227
value requires statement constraint 191
one-of constraint 147
integer constraint 138
contemporary constraint 116
inverse constraint 110
no bounds constraint 74
single best value constraint 74
Commons link constraint 70
symmetric constraint 42
none of constraint 42
multi-value constraint 21
lexeme requires language constraint 16
difference within range constraint 8
lexeme requires lexical category constraint 5
one-of qualifier value property constraint 2
lexeme value requires lexical category constraint 1
End of automatically generated list.