20100619114048_create_product_qualifiers.rb 297 Bytes
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class CreateProductQualifiers < ActiveRecord::Migration
  def self.up
    create_table :product_qualifiers do |t|
      t.references :product
      t.references :qualifier
      t.references :certifier
      t.timestamps
    end
  end

  def self.down
    drop_table :product_qualifiers
  end
end