fohow 订单统计功能

app/models/order_static.rb

@@ -4,7 +4,7 @@ class OrderStatic < ActiveRecord::Base
   self.table_name = "order_statics"
   #after_create :order_static
   #after_update :order_static
-  #after_destroy :del_static
+  after_destroy :del_static
 
   validates :begin_date,presence: true
   def order_static