class CreateAssetScans < ActiveRecord::Migration
  def change
    create_table :asset_scans do |t|
      t.string :name
      t.text :description
      t.date :issue_date
      t.date :expiry_date
      t.date :start_date
      t.attachment :scans
      
      t.timestamps
    end
    add_reference :asset_scans, :asset, :unique => true
  end
end