Difference between revisions of "Wikidata"

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(Created page with "= Links = * https://www.mediawiki.org/wiki/API:Presenting_Wikidata_knowledge")
 
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= Links =
 
= Links =
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= Structure =
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https://www.mediawiki.org/wiki/Wikibase/DataModel/Primer
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<uml>
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hide Circle
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class Entity {
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}
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class Claim {
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}
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class SnakGroup {
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}
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class Statement {
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}
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class Snak {
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}
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class Value {
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}
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class PropertyIdValue {
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}
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class EntityIdValue {
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  String iri;
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  String id;
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  String entityType;
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}
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Entity -- "statements n" Statement
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Statement -- "claim 1" Claim
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Claim -- "qualifiers n" SnakGroup
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SnakGroup -- "snaks n" Snak
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SnakGroup -- "propertyId 1" PropertyIdValue
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Claim -- "mainSnak 1" Snak
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Snak -- "value 1" Value
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Snak -- "propertyId 1" PropertyIdValue
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PropertyIdValue -> EntityIdValue
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</uml>
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[[File:Wikibase_JavaScript_Data_Model_1.0.svg]]
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https://upload.wikimedia.org/wikipedia/commons/c/c2/Wikibase_JavaScript_Data_Model_1.0.svg
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= Example =
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Æthelstan King of the English - 927-939
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* https://www.wikidata.org/wiki/Q170017
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Position Held
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* https://www.wikidata.org/wiki/Property:P39
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 +
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== Queen Victoria ==
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* https://en.wikipedia.org/wiki/Queen_Victoria
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* https://www.wikidata.org/wiki/Q9439
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* http://royal-family.bitplan.com/index.php/Queen_Victoria
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== Entity:Queen Victoria ==
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{| class="wikitable"
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!colspan="2" | Statements
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|-
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! PropertyId/name !! value
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|-
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| [https://www.wikidata.org/wiki/Property:P18 P18/image] || https://upload.wikimedia.org/wikipedia/commons/thumb/e/e3/Queen_Victoria_by_Bassano.jpg/250px-Queen_Victoria_by_Bassano.jpg
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|-
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| [https://www.wikidata.org/wiki/Property:P569 P569/date of birth] || 24 May 1819
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|-
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| [https://www.wikidata.org/wiki/Property:P39 P39/position held] || [https://www.wikidata.org/wiki/Q9134365 Q9134365/Monarch of the United Kingdom ] qualifiers -> start:20 June 1837, end:22 January 1901, replaced by:https://www.wikidata.org/wiki/Q20875
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|-
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| [https://www.wikidata.org/wiki/Property:P570 P570/date of death] || 22 January 1901
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|-
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| [https://www.wikidata.org/wiki/Property:P20 P20/place of death] || Osborne House
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|-
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| [https://www.wikidata.org/wiki/Property:P21 P21/sex or gender]] || [https://www.wikidata.org/wiki/Q6581072 Q6581072/female]
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|}
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= Descendants of Queen Victoria =
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<source lang='sparql'>
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# WikiData SPARQL Query
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#
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# Wolfgang Fahl 2018-01-06
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#
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# get childen of queen victoria
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SELECT ?child ?childLabel ?genderLabel ?dob
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WHERE {
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# 
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# child
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# https://www.wikidata.org/wiki/Property:P40
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# Queen Victoria
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# https://www.wikidata.org/wiki/Q9439
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  wd:Q9439 wdt:P40+ ?child.
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# gender
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# https://www.wikidata.org/wiki/Property:P21
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  ?child wdt:P21 ?gender.
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# date of birth
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# https://www.wikidata.org/wiki/Property:P569       
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  ?child wdt:P569 ?dob
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  SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
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}
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ORDER BY ?dob
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</source>
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[https://query.wikidata.org/#%23%20WikiData%20SPARQL%20Query%0A%23%0A%23%20Wolfgang%20Fahl%202018-01-06%0A%23%0A%23%20get%20childen%20of%20queen%20victoria%0ASELECT%20%3Fchild%20%3FchildLabel%20%3FgenderLabel%20%3Fdob%0AWHERE%20%7B%0A%23%20%20%0A%23%20child%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FProperty%3AP40%0A%23%20Queen%20Victoriy%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FQ9439%0A%20%20wd%3AQ9439%20wdt%3AP40%2B%20%3Fchild.%0A%23%20gender%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FProperty%3AP21%0A%20%20%3Fchild%20wdt%3AP21%20%3Fgender.%0A%23%20date%20of%20birth%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FProperty%3AP569%20%20%20%20%20%20%20%20%20%0A%20%20%3Fchild%20wdt%3AP569%20%3Fdob%0A%20%20SERVICE%20wikibase%3Alabel%20%7B%20bd%3AserviceParam%20wikibase%3Alanguage%20%22en%22.%20%7D%0A%7D%0AORDER%20BY%20%3Fdob%0A try it!]
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= Import =
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* https://www.wikidata.org/wiki/Wikidata:Data_Import_Guide
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* https://www.wikidata.org/wiki/Q2140665
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* https://github.com/maxlath/wikidata-cli
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* https://www.wikidata.org/wiki/Wikidata:Tools/External_tools
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= Tools =
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* https://github.com/maxlath/wikidata-cli/blob/master/docs/write_operations.md#wd-create-item
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= What Links Here =
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{{WhatLinksHere}}
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[[Category:SiGNaL]]
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* https://www.mediawiki.org/wiki/API:Presenting_Wikidata_knowledge
 
* https://www.mediawiki.org/wiki/API:Presenting_Wikidata_knowledge

Revision as of 12:59, 10 January 2018

Links

Structure

https://www.mediawiki.org/wiki/Wikibase/DataModel/Primer

Wikibase JavaScript Data Model 1.0.svg https://upload.wikimedia.org/wikipedia/commons/c/c2/Wikibase_JavaScript_Data_Model_1.0.svg

Example

Æthelstan King of the English - 927-939

Position Held


Queen Victoria

Entity:Queen Victoria

Statements
PropertyId/name value
P18/image 250px-Queen_Victoria_by_Bassano.jpg
P569/date of birth 24 May 1819
P39/position held Q9134365/Monarch of the United Kingdom qualifiers -> start:20 June 1837, end:22 January 1901, replaced by:https://www.wikidata.org/wiki/Q20875
P570/date of death 22 January 1901
P20/place of death Osborne House
P21/sex or gender] Q6581072/female

Descendants of Queen Victoria

# WikiData SPARQL Query
#
# Wolfgang Fahl 2018-01-06
#
# get childen of queen victoria
SELECT ?child ?childLabel ?genderLabel ?dob
WHERE {
#  
# child
# https://www.wikidata.org/wiki/Property:P40
# Queen Victoria
# https://www.wikidata.org/wiki/Q9439
  wd:Q9439 wdt:P40+ ?child.
# gender
# https://www.wikidata.org/wiki/Property:P21
  ?child wdt:P21 ?gender.
# date of birth
# https://www.wikidata.org/wiki/Property:P569         
  ?child wdt:P569 ?dob
  SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
}
ORDER BY ?dob

try it!

Import

Tools

What Links Here

Retrieved from "https://wiki.bitplan.com/index.php?title=Wikidata&oldid=5724"