Wikidata Query Serviceimplementationstandalone Mediawiki

Nov 24, 2021 The updater looks for changes in namespaces 0 and 120 by default, which are the Item and Property namespaces on Wikidata. In a default Wikibase installation, Item and Property are instead namespaces 120 and 122. If your installation follows this setup, add the option --entityNamespaces 120,122 when running the updater.

Apr 10, 2024 Data set. The Wikidata Query Service operates on a data set from Wikidata.org, represented in RDF as described in the RDF dump format documentation. The service's data set does not exactly match the data set produced by RDF dumps, mainly for performance reasons; the documentation describes a small set of differences.

It is a submodule of wikidata/query/deploy which is linked as gui subdirectory. To build deployment GUI version, use grunt deploy in gui subdir. This will generate patch for deploy repo that needs to be merged in gerrit (currently manually). Then update submodule gui on wikidata/query/deploy to latest production head and commit/push the change ...

Dec 12, 2023 Wikidata Query Service - MediaWiki. Contents. hide. Beginning. Wikimedia projects using WDQS. Other tools. See also. Wikidata Query Service. Issue tracker: #Wikidata-Query-Service. The Wikidata Query Service ( WDQS) provides a way for tools to access Wikibase data, via a SPARQL API. Wikimedia projects using WDQS [ edit] Other tools [ edit]

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 . More information on technical interactions with Query Services is available. Development environment.

Mar 28, 2024 MediaWiki API Service allows to call out to MediaWiki API from SPARQL, and receive the results from inside the SPARQL query. Service [edit] The query is initiated by SERVICE with URL wikibase:mwapi. Input [edit] Query inputs are specified as service parameters, in a clause such as this:

Jan 11, 2024 Tools for testing the rest of the project. Shared code. Wikidata Query Service is the Wikimedia implementation of SPARQL server, based on Blazegraph engine, to service queries for Wikidata and other data sets. Jetty logging dependencies.

< Talk:Wikidata Query Service/Implementation/Standalone. Setting Up WDQS for multiple wikibase instances. 2 comments 1 year ago. I is chan. I would like to run two or three different wikibase instances with WDQS, to achieve this will I need multiple services or can I achieve this through using only one service? Reply 1 year ago. Addshore.

Wikidata Query Service/Implementation/SDC - MediaWiki. < Wikidata Query Service | Implementation. SDC Beta site: http://sdcquery.wmflabs.org/ Loading data: munge.sh -f ~/commonsdump.ttl.gz -d munged/ -- --commonsUri http://commons.wikimedia.org --conceptUri= http://www.wikidata.org. Running blazegraph: add to /etc/default/wdqs-blazegraph:

Jan 9, 2024 Wikidata Query Service component diagram. Wikidata Query Service is the Wikimedia implementation of SPARQL server, based on Blazegraph engine, to service queries for Wikidata and other data sets. This "runbook" goal is to provide short instructions of what to do in case of issue with the service.

Sep 7, 2023 You can query the data in Wikidata through our SPARQL endpoint, the Wikidata Query Service. The service can be used both as an interactive web interface, or programmatically by submitting GET or POST requests to https://query.wikidata.org/sparql .

Wikidata Query Service ( WDQS) and Wikimedia Commons Query Service ( WCQS) are SPARQL endpoints exposing the data of Wikidata and Wikimedia Commons respectively. They are publicly available at https://query.wikidata.org/ and https://commons-query.wikimedia.org/ respectively.

Apr 27, 2015 The answer is going to be: "it depends on the topic". If you're an English-language speaker, then the best thing to do is find the category for associated with the topic you want to query. Let's take the "smartphone model" example. That (as of this writing in February 2021) is associated with Q19723451.

Wikidata Query Service + Mediawiki API = <3. Contents. 1 Configured template. 1.1 Choosing the service. 1.1.1 Allowed endpoints. 1.2 Forming the query. 1.3 Processing the result. 2 Example. Configured template[edit] Each API request should have a configured template that describes inputs and outputs.

Mar 20, 2023 Discussion. Read. Edit. View history. Tools. < Wikidata Query Service. (Redirected from Wikidata query service/Problematic queries) This page lists queries which have some problems running in Blazegraph. Usually that means that we think they should be running fine but for one reason or another they do not.

May 28, 2022 Wikidata Query Service (via SPARQL) is used to suggest articles for translation by removing disambiguation and pre-existing articles. Service goal: suggest articles for translation by users. Service type: both interactive ( http://recommend.wmflabs.org/) and as an API (Content Translation uses it)

Get started querying Wikidata. Learn how to query Wikidata with SPARQL. This tutorial covers the basics of Wikidata and how to use the Wikidata Query Service. Read more. Search articles by location. Learn how to use the MediaWiki API to search for Wikipedia articles near a specific location.

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Mar 10, 2018 Its developer has not yet advertised it explicitly as a standalone API, but this is in project. Here is an example of use: find in Wikidata the people called "arturo" instances of human (Q5) and whose occupation (P106) is actor (Q33999). https://tools.wmflabs.org/openrefine-wikidata/en/api?query={

Apr 4, 2022 https://wikitech.wikimedia.org/wiki/Wikidata_query_service (opens new window) # Gallery. The Wikidata Query Service at https://query.wikidata.org (opens new window) An example query service for another Wikibase, selecting 10 random triples. The Wikidata Query Builder (opens new window) in action.

Jul 21, 2023 The MediaWiki API and Special:EntityData support the #Wikibase JSON format, while the Wikidata query service supports the standardized #Query Results formats.. To test how specific data types are encoded in any given format you can use the Wikidata datatype demonstration (Q115569934) data item.. See the Wikidata:Stable Interface Policy for the policy of which interfaces are considered stable.

Mar 9, 2020 2 Answers. Sorted by: 0. Theres a fun way to access mediawiki data that happens to be excellent for such metadata: https://quarry.wmflabs.org. Set the database to wikidatawiki_p. Heres the SQL: SELECT MAX(rev_timestamp), MIN(rev_timestamp) . FROM page JOIN revision .

Jul 20, 2018 1. complex query: PREFIX gas: prefix mediawiki: SELECT * WHERE {SERVICE gas:service { gas:program gas:gasClass "com.bigdata.rdf.graph.analytics.BFS" . gas:program gas:linkType mediawiki:isInCategory . gas:program gas:traversalDirection "Reverse" . gas:program ...