rails_application/db/migrate/20210719172643_add_discount_and_total_value_and_discount_value_to_orders.rb
class AddDiscountAndTotalValueAndDiscountValueToOrders < ActiveRecord::Migration[6.1]
def change
add_column "orders", "percentage_discount", :decimal, precision: 8, scale: 2
add_column "orders", "total_value", :decimal, precision: 8, scale: 2
add_column "orders", "discounted_value", :decimal, precision: 8, scale: 2
end
end