Displaying 1 result from an estimated 1 matches for "requisite_id".
2006 Apr 05
4
Self-referential join creation/deletion and :through
...ploring :through. It probably
doesn''t need has_many :through, and could just use a standard HABTM
association.
Here''s the models:
class CourseRequisite < ActiveRecord::Base
belongs_to :requisite, :class_name => ''Course'', :foreign_key =>
''requisite_id''
belongs_to :course, :class_name => ''Course'', :foreign_key =>
''corse_id''
end
class Course < ActiveRecord::Base
has_many :requisite_courses, :class_name => ''CourseRequisite'',
:foreign_key => ''co...