The Web, one huge database ...
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The document introduces the concept of linked data and the Web as a huge database. It provides examples of querying linked open data using SPARQL from datasets like DBpedia, Freebase, and information about Tim Berners-Lee. Links are included for more information on linked data, tutorials, mailing lists, and contacting the author.
The Web, one huge database ...
- 1. $ Web == one huge DB1st episode of the series:Linked Data for Hacker Joehttp://linkeddata.deri.ie/
- 26. SELECT ?typedlink ?value { <http://dbpedia.org/resource/Darth_Vader> ?typedlink ?value . FILTER isURI(?value)}http://dbpedia.org/sparql
- 30. FOAF
- 33. PREFIX foaf: <http://xmlns.com/foaf/0.1/>SELECT ?acquaintance FROM <http://www.w3.org/People/Berners-Lee/card>WHERE {<http://www.w3.org/People/Berners-Lee/card#i> foaf:knows ?acquaintance .FILTER isURI(?acquaintance)}http://sparql.org/sparql.html
- 38. For more information and to engage …visit: http://linkeddata.deri.ie subscribe to the mailing list: http://lists.deri.org/mailman/listinfo/linkeddatafollow us on Twitter:http://twitter.com/lidrc
- 39. For feedback and in case you have questions …drop me a line: michael.hausenblas@deri.orgconnect on Skype: mhausenblasor let’s meet on IRC:mhausenblas on irc://irc.freenode.net/swig