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1. www.wikidata.org › wiki › Wikidata:SPARQL_query_serviceWikidata : SPARQL query service

   www.wikidata.org › wiki › Wikidata:SPARQL_query_service

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   May 16, 2024 · Wikidata provides an SPARQL endpoint including a powerful Web-GUI since September 2015. With SPARQL you can extract any kind of data, with a query composed of logical combinations of triples. SPARQL query service GUI is here: https://query.wikidata.org.

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     Präsentation "SPARQL and Wikidata intro" von shonagon -...

   • Italiano

     SPARQL (pronunciato come sparkle in inglese, parola che...

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     Eesti - Wikidata : SPARQL query service

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     Euskara - Wikidata : SPARQL query service

   • Nederlands

     SPARQL (uitgesproken als "sparkle") is een RDF-querytaal,...

   • Dansk

     SPARQL (udtales "sparkle") er et RDF-forespørgselssprog, det...

   • Svenska

     SPARQL (uttalas som engelskans "sparkle") är ett...

   • British English

     British English - Wikidata : SPARQL query service

   • Wikidane

     SPARQL (wym. „sparkel”) jest językiem zapytań RDF, czyli...

   • Perkhidmatan Pertanyaan Sparql

     Perkhidmatan Pertanyaan Sparql - Wikidata : SPARQL query...

2. Videos

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     How to use the Wikidata Query Service.

     Aug 25, 2020

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     1:51:53

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     Querying Wikidata with SPARQL for Absolute Beginners

     Jul 5, 2018

     38.1K Views

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     16:02

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     Create a Wikidata Query using SPARQL- example using Shipwrecks data

     Feb 24, 2022

     515 Views

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3. www.wikidata.org › wiki › Wikidata:SPARQL_tutorialWikidata:SPARQL tutorial - Wikidata

   www.wikidata.org › wiki › Wikidata:SPARQL_tutorial

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   Mar 8, 2024 · WDQS, the Wikidata Query Service, is a powerful tool to provide insight into Wikidata's content. This guide will teach you how to use it. See also the interactive tutorial by Wikimedia Israel.

4. www.wikidata.org › wiki › Wikidata:SPARQL_queryWikidata:SPARQL query service/A gentle introduction to the ...

   www.wikidata.org › wiki › Wikidata:SPARQL_query

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   • A Gentle Introduction to The Wikidata Query Service
   • Breaking Down The Query
   • Text to SPARQL Walkthrough
   • Diving Into The User Interface

   Have you ever wondered about questions like these? 1. What are the largest cities in the world that have a female mayor? 2. What airports are located within 100km of Berlin? 3. Who were all known descendants of Genghis Khan? Wikidata has the answers.

   See full list on wikidata.org

   Now let’s analyse the code to generalise this so we can search for any single object (for example, dogs, planets, countries, songs): 1. SELECT A query SELECTs something. What exactly you want to select and display is described later, but for the time being you just state the placeholders (or variables). Here they are called ?item and ?itemLabel. Yo...

   See full list on wikidata.org

   The animations below show how to write triplets in natural language, and convert them into SPARQL queries. The key is to prefix variables with ?, items with wd: and properties with wdt:,and then using the Ctrl+Space (or Ctrl+Alt+Space or Alt+Enter) keyboard shortcut to activate the auto-completion feature that replaces the latter two with the actua...

   See full list on wikidata.org

   How to change the language that the results are displayed in?

   With this search query tool, you can not only customise and search for simple or aggregated, compound, nested and complex queries but you can also search in ANY language and get results in ANY language too. 1. Change the default language code from “en” (English) to any other language code, say “ja” for Japanese.

   How to change the sorting order of the results displayed?

   The order of the items displayed can be easily changed in the interface. Just click on the relevant columns of the search results to customise the sorting order:

   How to change the language of the UI?

   Click the word English and select the language from the list displayed: Notice the UI has changed to the selected language:

   See full list on wikidata.org

5. www.markhneedham.com › blog › 2020/01/29A newbie's guide to querying Wikidata | Mark Needham

   www.markhneedham.com › blog › 2020/01/29

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   Jan 29, 2020 · Wikidata Query Service. There are a bunch of examples that we can pick from, but we’re going to start with something even simpler than that. Wikidata stores data in triples of the form (subject, predicate, object), so we’ll start with a query that returns one such triple: SELECT * WHERE {. ?subject ?predicate ?object.

6. wikitech.wikimedia.org › wiki › Wikidata_query_serviceWikidata Query Service - Wikitech - Wikimedia

   wikitech.wikimedia.org › wiki › Wikidata_query_service

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   Mar 3, 2024 · Wikidata Query Service is the Wikimedia implementation of SPARQL server, based on the Blazegraph engine, to service queries for Wikidata and other data sets. Please see more detailed description in the User Manual .

7. techblog.wikimedia.org › 2020/10/19 › the-queryThe Query Service Tutorial for Wikidata: an interview with Dr ...

   techblog.wikimedia.org › 2020/10/19 › the-query

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   Oct 19, 2020 · Wikidata is a free and open knowledge base that allows humans and machines to access linked data. To support the international Wikidata community, Wikimedia Israel has developed a tutorial for the Query Service .

8. People also ask

   What is Wikidata & how do I use it?

   • Wikidata So what is Wikidata? Wikidata is a collaboratively edited knowledge base. It is a source of open data that you may want to use in your projects. Wikidata offers a query service for integrations. The query service can be accessed by navigating to query.wikidata.org If we go there, we’ll see the following screen:

   A newbie's guide to querying Wikidata | Mark Needham

   www.markhneedham.com/blog/2020/01/29/newbie-guide-querying-wikidata/

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   What is Wikidata Query Service?

   • Wikidata is a collaboratively edited knowledge base. It is a source of open data that you may want to use in your projects. Wikidata offers a query service for integrations. The query service can be accessed by navigating to query.wikidata.org If we go there, we’ll see the following screen: Figure 2. Wikidata Query Service

   A newbie's guide to querying Wikidata | Mark Needham

   www.markhneedham.com/blog/2020/01/29/newbie-guide-querying-wikidata/

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   What query language does Wikidata use?

   • Wikidata has the answers. Wikidata is a repository of knowledge. You can read an introduction to the idea and concepts behind Wikidata on our introduction page . The query language used to ask questions like that on Wikidata is called SPARQL. If this sounds too technical and overly complicated for you, don't worry.

   Wikidata:SPARQL query service/A gentle introduction to the Wikidata

   www.wikidata.org/wiki/Wikidata:SPARQL_query_service/A_gentle_introduction_to_the_Wikidata_Query_Service

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   Does Wikidata store data in triples?

   • Wikidata stores data in triples of the form (subject, predicate, object), so we’ll start with a query that returns one such triple: ?subject ?predicate ?object Table 1. Results Admittedly it’s not a very interesting triple, but we’re off and running.

   A newbie's guide to querying Wikidata | Mark Needham

   www.markhneedham.com/blog/2020/01/29/newbie-guide-querying-wikidata/

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9. en.wikipedia.org › wiki › WikidataWikidata - Wikipedia

   en.wikipedia.org › wiki › Wikidata

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   On 7 September 2015, the Wikimedia Foundation announced the release of the Wikidata Query Service, which lets users run queries on the data contained in Wikidata. The service uses SPARQL as the query language.