let's say there are 2 models.
user model: has_many :posts post model: belongs_to :user has_many_attached :files, dependent: :destroy what I want is simply all files of the user. something like: has _may :post_files , through: posts, class_name: "XXX" or any other way which can give me all the files of the user. so I want all files of all posts which belong to the user. like user.post_files -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/5fbbb4cb-4694-497b-b9b8-b80628426065%40googlegroups.com.