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A polymorphic object that belongs to a quasi-STI object: object_type is incorrect...


ruby-on-railspolymorphic-associationssti

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How do I define ActiveRecord relationships between two models that relate to each other in two diffe...


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Setting up polymorphic associations in db when the super is a FK of subclasses?...


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Referencing foreign keys in the same column...


mysqldatabase-designpolymorphic-associations

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RoR: has_one "or the other"? (Or, polymorphism without the inheritance.)...


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How can I optimize this MySQL query that involves two left joins?...


optimizationmysqlleft-joinpolymorphic-associations

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Polymorphic Rails Associations (going backwards?)...


sqlruby-on-railspolymorphic-associations

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Can I narrow down the type of classes retrieved by a Polymorphic relationship in Rails?...


ruby-on-railspolymorphic-associations

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Polymorphic Associations in Rails...


ruby-on-railsassociationspolymorphic-associations

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