Property talk:P4742

Documentation

Uniform Resource Identifier Scheme
IANA-assigned uniform resource identifier scheme which identifies items within this class or set
RepresentsUniform Resource Identifier scheme (Q37071)
Data typeExternal identifier
Domainset (Q36161) (any class which contains items which may be referenced by a URI scheme), and as a particular example: network service (Q1640628) (note: this should be moved to the property statements)
Allowed valuesregex: [a-z][a-z0-9+\-.]* (note: this information should be moved to a property statement; use property format as a regular expression (P1793))
Example
According to this template: filename (Q1144928) → file, website (Q35127) → https, email address (Q1273217) → mailto, telephone number (Q214995) → tel, IRC server instance (Q18511644) → irc,
According to statements in the property:
telephone number (Q214995) → tel
HTTP (Q8777) → http
When possible, data should only be stored as statements
Sourcehttps://www.iana.org/assignments/uri-schemes/uri-schemes.xhtml
See alsoIANA service name (P5814)
Lists
Proposal discussionProposal discussion
Current uses
Total1,455
Main statement40427.8% of uses
Qualifier151% of uses
Reference1,03671.2% of uses
Search for values
[create Create a translatable help page (preferably in English) for this property to be included here]
Single value: this property generally contains a single value. (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/P4742#Single value, SPARQL
Distinct values: this property likely contains a value that is different from all other items. (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/P4742#Unique value, SPARQL (every item), SPARQL (by value)
Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (Help)
List of violations of this constraint: Database reports/Constraint violations/P4742#Scope, hourly updated report, SPARQL
Allowed entity types are Wikibase item (Q29934200): 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/P4742#Entity types
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