discourse/db/migrate/20130129174845_add_days_vis...

8 lines
271 B
Ruby

class AddDaysVisitedToUsers < ActiveRecord::Migration[4.2]
def change
add_column :users, :days_visited, :integer, null: false, default: 0
execute "UPDATE users AS u SET days_visited = (SELECT COUNT(*) FROM user_visits AS uv WHERE uv.user_id = u.id)"
end
end