Let\'s say I have the following association: Club has_many users User has_many guns Gun has_many bullets
I have modeled two classes with a many to many relationship : User and Conversation, and 开发者_Go百科I can\'t create a the link between these two classes when I use them :
I\'m trying to do an association of two objects with Doctrine (PHP). I have two objects : User and Conversation
I have three models, each having the following associations: class Model1 < ActiveRecord::Base has_many :model2s
I know there are a lot of other SO entries that seem like this one, but I haven\'t found one that actually answers my question so hopefully one of you can either answer it or point me to another SO qu
I thought it was possible to create a new model object through an association. class Order < ActiveRecord::Base
for class A < ActiveRecord::Base has_many :bs has_many :cs, :through => :bs end class B < ActiveRecord::Base
What\'s th开发者_运维技巧e best practice to create has_one relations? For example, if I have a user model, and it must have a profile...
My app has the following models: user and watch_list.User has attributes id, name and WatchList has attributes user_id, friend_id.
I want to create a system for users to comment on posts where comments can also have replies.Since I can\'t do a self-referential HABTM relationship, I did some research and saw that I should be going
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