Initial commit

db/migrate/20180329145557_alter_orders_currency.rb

@@ -0,0 +1,8 @@
+# encoding: UTF-8
+# frozen_string_literal: true
+
+class AlterOrdersCurrency < ActiveRecord::Migration[4.2]
+  def change
+    rename_column :orders, :currency, :market_id
+  end
+end