Merge pull request #14 from MitchellGeere/patch-1

Changed the example in the filter it was wrong

Author: dipth

README.textile

@@ -189,10 +189,10 @@ So in our example where we have the @title@ attribute in the @Post@ model, we ca
   @posts = BLogPost.where("title = 'test'")
 </pre>
 
-Instead we need to reference predecessor attributes by the predecessors database-table, like so:
+Instead we need to join the predecessor attributes by its association, like so:
 
 <pre>
-  @posts = BlogPost.where("posts.title = 'test'")
+  @posts = BlogPost.joins(:predecessor).where("posts.title = 'test'")
 </pre>
 
 Behind the scenes, heritage works just like a simple ActiveRecord association, so it makes sense.
@@ -228,4 +228,4 @@ http://techspry.com/ruby_and_rails/multiple-table-inheritance-in-rails-3/
 
 h2. License
 
-<a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/"><img alt="Creative Commons License" style="border-width:0" src="http://i.creativecommons.org/l/by-sa/3.0/88x31.png" /></a><br /><span xmlns:dct="http://purl.org/dc/terms/" href="http://purl.org/dc/dcmitype/InteractiveResource" property="dct:title" rel="dct:type">Heritage</span> by <a xmlns:cc="http://creativecommons.org/ns#" href="https://github.com/BenjaminMedia/Heritage" property="cc:attributionName" rel="cc:attributionURL">Thomas Dippel @ Benjamin Media A/S</a> is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/">Creative Commons Attribution-ShareAlike 3.0 Unported License</a>.<br />Based on a work at <a xmlns:dct="http://purl.org/dc/terms/" href="http://techspry.com/ruby_and_rails/multiple-table-inheritance-in-rails-3/" rel="dct:source">techspry.com</a>
+<a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/"><img alt="Creative Commons License" style="border-width:0" src="http://i.creativecommons.org/l/by-sa/3.0/88x31.png" /></a><br /><span xmlns:dct="http://purl.org/dc/terms/" href="http://purl.org/dc/dcmitype/InteractiveResource" property="dct:title" rel="dct:type">Heritage</span> by <a xmlns:cc="http://creativecommons.org/ns#" href="https://github.com/BenjaminMedia/Heritage" property="cc:attributionName" rel="cc:attributionURL">Thomas Dippel @ Benjamin Media A/S</a> is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/">Creative Commons Attribution-ShareAlike 3.0 Unported License</a>.<br />Based on a work at <a xmlns:dct="http://purl.org/dc/terms/" href="http://techspry.com/ruby_and_rails/multiple-table-inheritance-in-rails-3/" rel="dct:source">techspry.com</a>