Single Table Inheritance – Ruby on Rails Tutorial
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Description
Single Table Inheritance is a great way to handle related models that descend from the same class. The classic example is a Car class with Ford, Chevy, and Honda subclasses.
This Ruby on Rails Tutorial provides an example and explains how Rails puts all of the information in the same database table and allows you to query things from both the superclass and subclass.
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When preparing to add some layout features to JotRod, I realized it was a Rails 3.0.9 application. Here's a quick rundown on upgrading to Rails 3.1.3.
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Published 12/09/11
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