Side note: I believe it is good form to always have unit tests that test the "up" and "down" for every single migration in your app. It's not always possible bu

Side note: I believe it is good form to always have unit tests that test the "up" and "down" for every single migration in your app. It's not always possible but if you're strict about it you can avoid a lot of bad patterns and have a much healthier set of migrations