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ref_done
2006 Jul 02
1
prevent duplicate inserts with has_many :through ??
Does anyone have an efficient/elegant way to prevent duplicate inserts
when using a has_many :through relationship.
So I have something like this:
class User < ActiveRecord::Base
has_many :favorite_teams
has_many :teams, :through => :favorite_teams
end
class FavoriteTeams < ActiveRecord::Base
belongs_to :user
belongs_to :team
end
class Teams < ActiveRecord::Base
has_many