How to sort own columns in admin panel with symfony?

Question

M schema.yml:

News:
  columns:
    title:
      type: string(50)
    category_id:
      type: integer(4)
  relations:
    Category:
      local: category_id
             


        

Answer 1

a interested article explaining how to sort all virtual columns(foreign fields).

http://sakrawebstudio.blogspot.com/2011/01/sort-by-foreign-key-or-custom-column-in.html