class CreateExchangeRate

Public Instance Methods

change() click to toggle source
# File lib/generators/money/templates/migrations/create_exchange_rate.rb, line 2
def change
  create_table :exchange_rates do |t|
      t.integer :currency_id
      t.float :rate

      t.datetime :created_at 
  end

  add_index :exchange_rates, [:currency_id, :created_at], unique: true
end