search for: references_many

Hi, I am using mongoid, rails, mongohq. I have to tables Category and SubCategory Category references_many :subcategories SubCategory referenced_in :category Now I have a form in view. In view, when user chooses a category, an ajax request is made to get dependent subcategories. But problem is, it is returning empty array in response(this is using mongohq). It is working normally as expected when usin...