local RoleIncre = class("RoleIncre", require("shared.ModelBaseMysql"))
  
  function RoleIncre:ctor( properties )
  	RoleIncre.super.ctor(self, properties)
  end
  
  
  RoleIncre.schema = {
  	id 					= {"number", 0, "pri"},
  	heroId             = {"number", 0},
  	runeId             = {"number", 0},
  }
  
  function RoleIncre:increBy(keyName, val)
      local curId = self:getProperty(keyName)
      self:setProperty(keyName, curId + val)
      return curId + val
  end
  
  return RoleIncre