menu and menu item categories

db/migrate/20170331024749_create_menu_items.rb

@@ -10,8 +10,6 @@ class CreateMenuItems < ActiveRecord::Migration[5.0]
       t.integer :min_qty, :null => false, :default => 1
       t.integer :min_selectable_item, :null => false, :default => 1
       t.integer :max_selectable_item, :null => false, :default => 1
-      t.json :options #save value
-      t.json :item_attributes #value IDS
       t.string :created_by
 
       t.timestamps

db/migrate/20170402084230_create_menu_item_instances.rb

@@ -3,8 +3,8 @@ class CreateMenuItemInstances < ActiveRecord::Migration[5.0]
     create_table :menu_item_instances do |t|
       t.references :menu_item, :foreign_key => true, :null => false
       t.string :item_instance_code, :null => false
-      t.string :item_instance_name, :string, :null => false
-      t.json :attributes
+      t.string :item_instance_name, :null => false
+      t.json    :item_attributes
       t.decimal :price,:precision => 10, :scale => 2, :null => false, :default => 0.00
       t.boolean :is_on_promotion, :null => false, :default => false
       t.decimal :promotion_price, :precision => 10, :scale => 2, :null => false, :default => 0.00