Property talk:P2306

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property
qualifier to define a property constraint in combination with P2302 (property constraint), or to limit the scope of Q44292881 (wikidata statement)

Represents	Wikidata property (Q18616576)
Data type	Property
Domain	qualifier for property constraint (P2302) (note: this should be moved to the property statements)
Allowed values	nearly every property (note: this should be moved to the property statements)
Example	property==> P123 (note: this information should be moved to a property statement; use property Wikidata property example (P1855), Wikidata property example for properties (P2271), Wikidata property example for lexemes (P5192), Wikidata property example for forms (P5193) or Wikidata property example for senses (P5977))
Robot and gadget jobs	Migrate constraints from property talk pages.
See also	item of property constraint (P2305)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Database reports/Constraint violations/P2306 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 25,679 Main statement 8 <0.1% of uses Qualifier 25,572 99.6% of uses Reference 99 0.4% of uses
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[create Create a translatable help page (preferably in English) for this property to be included here]

Scope is as qualifier (Q54828449), as reference (Q54828450): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P2306#Scope, hourly updated report, SPARQL

Value type “Wikidata property (Q18616576)”: This property should use items as value that contain property “instance of (P31)”. On these, the value for instance of (P31) should be an item that uses subclass of (P279) with value Wikidata property (Q18616576) (or a subclass thereof). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2306#Value type Q18616576, SPARQL

Allowed entity types are Wikibase property (Q29934218): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2306#Entity types

Item “property constraint (P2302)”: Items with this property should also have “property constraint (P2302)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2306#Item P2302, search, SPARQL

Title	ID	Data type	Description	Examples	Inverse
property constraint	P2302	Item	property constraint: constraint applicable to a Wikidata property	IMDb ID <property constraint> distinct-values constraint	-
exception to constraint	P2303	Item	item that is an exception to the constraint, qualifier to define a property constraint in combination with P2302	IUCN conservation status <exception to constraint> Varia jamoerensis	-
group by	P2304	Property	GROUP BY: qualifier to define a property constraint in combination with P2302 (Wikidata property constraint) that is used to group constraint violations in constraint violation reports	→ Property talk:P2304	-
item of property constraint	P2305	Item	allowed-entity-types constraint: qualifier to define a property constraint in combination with "property constraint" (P2302)	mass <item of property constraint> kilogram	-
property	P2306	Property	Wikidata property: qualifier to define a property constraint in combination with P2302 (property constraint), or to limit the scope of Q44292881 (wikidata statement)	→ Property talk:P2306	-
Wikimedia Commons namespace	P2307	String	qualifier used with the Commons link property constraint (Q21510852) to specify acceptable Wikimedia Commons namespaces that a property value can link to	→ Property talk:P2307	-
class	P2308	Item	class: qualifier to define a property constraint in combination with "property constraint" (P2302)	→ Property talk:P2308	-
relation	P2309	Item	relation and relation: qualifier to define a property constraint in combination with P2302. Possibly values are: "instance of", "subclass of" or "instance or subclass of". The qualifier to use with the property "relative" is "type of kinship" (P1039), not this	→ Property talk:P2309	-
minimum date (property constraint)	P2310	Point in time	qualifier to define a property constraint in combination with "property constraint" (P2302)	→ Property talk:P2310	-
maximum date (property constraint)	P2311	Point in time	qualifier to define a property constraint in combination with "property constraint" (P2302). Use "unknown value" for current date.	→ Property talk:P2311	-
maximum value	P2312	Quantity	maximum: qualifier indicating the lowest possible value of a quantity. "no value" can be used to specify no upper bound	range constraint <maximum value> 1,234	-
minimum value	P2313	Quantity	minimum: qualifier indicating the lowest possible value of a quantity	range constraint <minimum value> 0	-
format as a regular expression	P1793	String	regular expression: regex describing an identifier or a Wikidata property. When using on property constraints, ensure syntax is a PCRE	ISO 639-3 <format as a regular expression> [a-z]{3} and IMDb ID <format as a regular expression> ev\d{7}\/\d{4}(-\d)?|(ch|co|ev|nm|tt)\d{7}	-
constraint status	P2316	Item	Wikidata constraint status: qualifier to define a property constraint in combination with P2302. Use values "mandatory constraint" or "suggestion constraint"	property scope constraint <constraint status> mandatory constraint	-
syntax clarification	P2916	Monolingual text	syntax: qualifier for P1793 (regular expression): to provide a textual description of the regex syntax of a value. Should be displayable after the text "The value for the property should match" and be followed by the regex.	Yandex Music artist ID <syntax clarification> numerisk streng, 1 til 7 tall	-