db/migrate/20090128142730_add_product_price.rb

   1 class AddProductPrice < ActiveRecord::Migration
   2   def self.up
   3     add_column :products, :price, :decimal, :precision => 8, :scale => 2, :default => 0
   4   end
   5
   6   def self.down
   7     remove_column :products, :price
   8   end
   9 end