DistroPropaganda/code/rails40/depot_k/db/migrate/20121130000004_add_quantity_to_line_items.rb

#---
# Excerpted from "Agile Web Development with Rails",
# published by The Pragmatic Bookshelf.
# Copyrights apply to this code. It may not be used to create training material,
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#---
class AddQuantityToLineItems < ActiveRecord::Migration
  def change
    add_column :line_items, :quantity, :integer, default: 1
  end
end