@@ -2107,7 +2107,6 @@ For resources on Angular, Backbone, D3, Dojo, Ember, Express, jQuery, Knockout,
* [A Primer on SQL, Second Edition](https://leanpub.com/aprimeronsql)
* [Developing Time-Oriented Database Applications in SQL](http://www.cs.arizona.edu/people/rts/publications.html)
-* [Learn SQL The Hard Way](http://sql.learncodethehardway.org)
* [SQL For Web Nerds](http://philip.greenspun.com/sql/)
* [Use The Index, Luke!: A Guide To SQL Database Performance](http://use-the-index-luke.com)
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