# Virtual Graphs Tutorial

**URL:** <https://community.stardog.com/t/virtual-graphs-tutorial/1438>\
**Category:** How To\
**Created:** [January 15, 2019, 2:00am UTC](https://community.stardog.com/t/virtual-graphs-tutorial/1438 "2019-01-15T02:00:19Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![lauren\_taylor](https://avatars.discourse-cdn.com/v4/letter/l/858c86/32.png) [@lauren\_taylor](https://community.stardog.com/u/lauren_taylor)\
**Post date:** [January 15, 2019, 2:00am UTC](https://community.stardog.com/t/virtual-graphs-tutorial/1438/1 "2019-01-15T02:00:19Z")

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Watch our [Virtual Graph Tutorial](https://www.youtube.com/watch?v=Zs-4pg-R25Y&feature=youtu.be) to learn how to map relational data sources to the RDF graph model and query external relational data sources as virtual graphs.

Have other suggestions for tutorials? Let us know!

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**Author:** ![R3000](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.stardog.com/r3000/32/358_2.png) [@R3000](https://community.stardog.com/u/R3000)\
**Post date:** [March 13, 2019, 6:57pm UTC](https://community.stardog.com/t/virtual-graphs-tutorial/1438/2 "2019-03-13T18:57:43Z")

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I've tried the link above and getting:  
The requested URL was not found on this server.

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**Author:** ![lauren\_taylor](https://avatars.discourse-cdn.com/v4/letter/l/858c86/32.png) [@lauren\_taylor](https://community.stardog.com/u/lauren_taylor)\
**Post date:** [March 13, 2019, 8:30pm UTC](https://community.stardog.com/t/virtual-graphs-tutorial/1438/3 "2019-03-13T20:30:06Z")

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Hi Radu - I just updated the link. Thank you for bringing the error to our attention! You can watch the [virtual graph training here](https://www.youtube.com/watch?v=Zs-4pg-R25Y&feature=youtu.be).