armandofox · February 22, 2021 00:59
diff --git a/has_many_through_example.rb b/has_many_through_example.rb
 # in moviegoer.rb:
 class Moviegoer
  has_many :reviews
  has_many :movies, :through => :reviews
  # ...other moviegoer model code
 end
 alice = Moviegoer.where(:name => 'Alice')
 alice_movies = alice.movies
 # MAY work, but a bad idea - see caption:
 alice.movies << Movie.where(:title => 'Inception') # Don't do this!
	# in moviegoer.rb:
	class Moviegoer
	has_many :reviews
	has_many :movies, :through => :reviews
	# ...other moviegoer model code
	end
	alice = Moviegoer.where(:name => 'Alice')
	alice_movies = alice.movies
	# MAY work, but a bad idea - see caption:
	alice.movies << Movie.where(:title => 'Inception') # Don't do this!