add order and reservation table

db/migrate/20180406080359_create_order_reservation_items.rb

@@ -1,7 +1,20 @@
 class CreateOrderReservationItems < ActiveRecord::Migration[5.1]
   def change
     create_table :order_reservation_items do |t|
-    	
+    	t.string :order_reservation_items_id, :limit => 16, :primary_key => true
+    	t.string :order_reservation_id, foreign_key: true, :null => false, :limit => 16
+    	t.string :item_status, :null => false, :default => "new"
+		t.string :item_code, :null => false
+		t.string :item_instance_code
+		t.string :item_name, :null => false
+		t.string :alt_name, :null => false
+		t.integer :account_id, :limit => 8, :null => false, :default => 1
+		t.decimal :qty, :precision => 10, :scale => 2, :null => false, :default => 0.00
+		t.decimal :unit_price, :precision => 10, :scale => 2, :null => false, :default => 0.00
+		t.decimal :price, :precision => 10, :scale => 2, :null => false, :default => 0.00
+		t.string :remark
+		t.string :options,
+		t.boolean :taxable, :null => false, :default => true
     end
   end