Property talk:P6441

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Douban author ID
identifier for an author at the Douban book website

Associated item	Douban (Q5299559)
Applicable "stated in" value	Douban (Q5299559)
Data type	External identifier
Allowed values	[1-9]\d*
Example	Confucius (Q4604) → 224461 William Shakespeare (Q692) → 4515409
Source	https://book.douban.com/
Formatter URL	https://book.douban.com/author/$1/
Related to country	People's Republic of China (Q148) (See 127 others)
See also	Goodreads author ID (P2963), Douban book version/edition ID (P6442), Douban movie celebrity ID (P5284), Douban Read author ID (P6447)
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 external identifier 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 Map of people by place values: place of birth educated at work location residence place of death place of burial January 1st dates People with date of birth on January 1 People with date of death on January 1 People with both dates on January 1 Database reports/Constraint violations/P6441 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 733 Main statement 731 99.7% of uses Qualifier 2 0.3% of uses
Search for values

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Item “instance of (P31): human (Q5)”: Items with this property should also have “instance of (P31): human (Q5)”. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). Known exceptions: Erin Hunter (Q641740)
List of violations of this constraint: Database reports/Constraint violations/P6441#Item P31, search, SPARQL

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/P6441#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/P6441#Unique value, SPARQL (every item), SPARQL (by value)

Format “[1-9]\d*”: 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/P6441#Format, 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/P6441#Entity types

Scope is as main value (Q54828448), as reference (Q54828450): 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/P6441#Scope, SPARQL

Qualifiers “subject named as (P1810), number of subscribers (P3744), point in time (P585)”: 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/P6441#allowed qualifiers, SPARQL

This property is being used by: zh:Template:Douban people vi:Bản mẫu:Douban people yue:Template:Douban people en:Template:Douban people Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)