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so in this episode weamp;#39;re going to talk about polymorphic associations and what they are so Iamp;#39;ve got a movie database with films and actors and I want to add comments to both of them so when you click on a movie you should be able to see comments down here and when you click on actors you should be able to see comments underneath their profile as well and I you know if we were to just do this normally we would probably add comments and then we would have like a film ID and that would be an integer and then weamp;#39;d have like an actor ID and that would be an integer and weamp;#39;d have a belongs to film and belongs to an actor and so on but thatamp;#39;s not actually how we want to do this we want to use this comment model a little bit more generically so we donamp;#39;t have to specify each and every individual Association between the two and luckily for us rails provides polymorphic associations so these do is you can create a generic Association like in this ca
