Do you plan to add this endpoint on datahub? That would make it monitored by Sparqles and indexed by search.datao.net
Envoyé de mon iPhone Le 8 sept. 2015 à 18:09, Markus Kroetzsch <markus.kroetz...@tu-dresden.de> a écrit : > On 08.09.2015 17:52, Miguel wrote: >> Great news! >> >> I see that the UI uses a public (and CORS-enabled)SPARQL endpoint >> available at >> https://query.wikidata.org/bigdata/namespace/wdq/sparql >> >> I don't see this SPARQL endpoint documented as such, but I hope it will >> be kept publicly available. > > Indeed, I should have given some more documentation -- details in this email. > The endpoint you found is documented here: > > https://www.mediawiki.org/wiki/Wikidata_query_service/User_Manual > > If it should ever change, I am sure WMF can set up a redirect to keep links > working. > > I also should have pointed explicitly to the list of current example queries. > You can do some very interesting things with this data (and with SPARQL, of > course ;-), but some may not be obvious if you are not familiar with our data: > > https://www.mediawiki.org/wiki/Wikibase/Indexing/SPARQL_Query_Examples > > Short guideline for getting started with simple queries: > > * Use wd:Q1234 (<http://www.wikidata.org/entity/Q1234>) to refer to an item > ("data page") on Wikidata. You can find an item id, e.g., by browsing > Wikipedia and clicking the link "Wikidata item" on the left. > > * Use wdt:P1234 (<http://www.wikidata.org/prop/direct/P1234>) to refer to > *simplified* direct versions of Wikidata properties. Property ids can be > searched for on Wikidata, or browsed for by clicking property names on any > item page. > > "Simplified" means that there is a direct connection from subject to property > value -- no references (provenance), no qualifiers (statement annotations); > that the value is simplified (e.g. no precision information for numbers); and > that only data for the statements of the highest rank will be included (e.g., > only current population numbers, no historic ones). > > * For how to access the full data with all details, see the example query for > "largest cities with a female mayor" and read the documentation: > > https://www.mediawiki.org/wiki/Wikibase/Indexing/RDF_Dump_Format > > It also helps to look at some Wikidata pages to get an idea of what is there. > The showcase items give a good overview: > > https://www.wikidata.org/wiki/Wikidata:Showcase_items > > Cheers, > > Markus > > >> >> >> Il giorno mar 8 set 2015 alle ore 05:28 Olivier Rossel >> <olivier.ros...@gmail.com <mailto:olivier.ros...@gmail.com>> ha scritto: >> >> Brillant!!! >> >> Envoyé de mon iPhone >> >> Le 8 sept. 2015 à 10:03, Markus Kroetzsch >> <markus.kroetz...@tu-dresden.de >> <mailto:markus.kroetz...@tu-dresden.de>> a écrit : >> >> > Dear SPARQLers, >> > >> > The Wikimedia Foundation has just announced its first official >> live query service for Wikidata, based on SPARQL. >> > >> > Cheers, >> > >> > Markus >> > >> > >> > -------- Forwarded Message -------- >> > Subject: [Wikidata] Announcing the release of the Wikidata >> Query Service >> > Date: Mon, 7 Sep 2015 15:29:02 -0700 >> > From: Dan Garry <dga...@wikimedia.org >> <mailto:dga...@wikimedia.org>> >> > Reply-To: Discussion list for the Wikidata project. >> > <wikid...@lists.wikimedia.org <mailto:wikid...@lists.wikimedia.org>> >> > To: wikidat...@lists.wikimedia.org >> <mailto:wikidat...@lists.wikimedia.org> >> > >> > >> > >> > The Discovery Department at the Wikimedia Foundation is pleased to >> > announce the release of the Wikidata Query Service >> > <https://www.mediawiki.org/wiki/Wikidata_query_service>! You can find >> > the interface for the service at https://query.wikidata.org. >> > >> > The Wikidata Query Service is designed to let users run queries >> on the >> > data contained in Wikidata. The service uses SPARQL >> > <https://en.wikipedia.org/wiki/SPARQL> as the query language. You can >> > see some example queries in the user manual >> > <https://www.mediawiki.org/wiki/Wikidata_query_service/User_Manual>. >> > >> > Right now, the service is still in beta. This means that our goal >> > >> >> <https://www.mediawiki.org/wiki/Wikimedia_Engineering/2015-16_Q2_Goals#Wikidata_Query_Service> >> is >> > to monitor of the service usage and collect feedback about what >> people >> > think should be next. To do that, we've created the Wikidata Query >> > Service dashboard <https://searchdata.wmflabs.org/wdqs/> to track >> usage >> > of the service, and we're in the process >> > <https://phabricator.wikimedia.org/T111403> of setting up a feedback >> > mechanism for users of the service. Once we've got monitored the >> usage >> > of the service for a while and got user feedback, we'll decide on >> what's >> > next for development of the service. >> > >> > If you have any feedback, suggestions, or comments, please do send an >> > email to the Discovery Department's public mailing list, >> > wikimedia-sea...@lists.wikimedia.org >> <mailto:wikimedia-sea...@lists.wikimedia.org> >> > <mailto:wikimedia-sea...@lists.wikimedia.org >> <mailto:wikimedia-sea...@lists.wikimedia.org>>. >> > >> > Thanks, >> > Dan >> > >> > -- >> > Dan Garry >> > Lead Product Manager, Discovery >> > Wikimedia Foundation >> > >> > >> > <Attached Message Part> > > -- > Markus Kroetzsch > Faculty of Computer Science > Technische Universität Dresden > +49 351 463 38486 > http://korrekt.org/
