删除全部订单： delete FROM `ecs_order_info`   
删除未确认订单：delete FROM `ecs_order_info` where  order_status =‘0‘
删除已取消订单：delete FROM `ecs_order_info` where  order_status =‘2‘
删除已确认订单：delete FROM `ecs_order_info` where  order_status =‘1‘

ecshop后台删除测试订单