title: How do I add a foreign key in SequelPro?
body: <p>I'm using Sequel Pro 0.9.9.1 Build 3408.</p>
  
  <p>I want to add a foreign key to a table and also on delete cascade.</p>
  
  <p>I can't find anything in the GUI that allows me to add foreign keys.</p>
  
  <p>Anyone know how to do this?</p>