Property talk:P2304
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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
qualifier to define a property constraint in combination with P2302 (Wikidata property constraint) that is used to group constraint violations in constraint violation reports
| Represents | GROUP BY (Q13222055) | |||||||||
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| Data type | Property | |||||||||
| Domain | According to this template:
qualifier for property constraint (P2302)
According to statements in the property:
When possible, data should only be stored as statementsWikidata property (Q18616576) | |||||||||
| Allowed values | Nearly every property (note: this should be moved to the property statements) | |||||||||
| Example | group by ==> 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. | |||||||||
| Lists | ||||||||||
| Proposal discussion | Proposal discussion | |||||||||
| Current 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): the property must be used by specified way only (Help)
List of violations of this constraint: Database reports/Constraint violations/P2304#Scope, hourly updated report, search (main only), 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/P2304#Entity types
Type “Wikidata property (Q18616576)”: item must contain property “instance of (P31)” with classes “Wikidata property (Q18616576)” or their subclasses (defined using subclass of (P279)). (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/P2304#Type Q18616576, SPARQL
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/P2304#Item P2302, search, SPARQL
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| Title | ID | Data type | Description | Examples | Inverse |
|---|---|---|---|---|---|
| property constraint | P2302 | Item | property constraint: constraint applicable to a Wikidata property | IMDb ID | - |
| 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 | - |
| 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 | - |
| 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: qualifier to define a property constraint in combination with P2302. Possible 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 highest possible value of a quantity; "no value" can be used to specify no upper bound | range constraint | - |
| minimum value | P2313 | Quantity | minimum: qualifier indicating the lowest possible value of a quantity; "no value" can be used to specify no lower bound | range constraint | - |
| 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 | - |
| 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 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 | - |