Property talk:P4945

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download URL
URL which can be used to download a work

Description	URL which can be used to download a work
Represents	download (Q7126717)
Data type	URL
Domain	work (Q386724)
Allowed values	(https?|ftp|ipfs)://[^"<>\s]+
Example	Linux kernel (Q14579) → https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.15.9.tar.xz
See also	external data available at URL (P1325), full work available at URL (P953)
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/P4945 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 302,071 Main statement 13,030 4.3% of uses Qualifier 288,451 95.5% of uses Reference 590 0.2% of uses
Search for values

[create Create a translatable help page (preferably in English) for this property to be included here]

Format “(https?|ftp|ipfs)://.+”: value must be formatted using this pattern (PCRE syntax). (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/P4945#Format, SPARQL

Type “work (Q386724)”: item must contain property “instance of (P31)” with classes “work (Q386724)” 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/P4945#Type Q386724, SPARQL

Scope is as qualifier (Q54828449), as reference (Q54828450), as main value (Q54828448): the property must be used by specified way only (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/P4945#Scope, 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/P4945#Entity types

Qualifiers “language of work or name (P407), file format (P2701), described at URL (P973), data size (P3575), content deliverer (P3274), platform (P400), instruction set (P1068)”: this property should be used only with the listed qualifiers. (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/P4945#allowed qualifiers, SPARQL

This property is being used by: Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)