insert into xhpc_device_message( type, serial_number, content, reply_content, status, create_by, remark, update_by, create_time, update_time )values( #{type}, #{serialNumber}, #{content}, #{replyContent}, #{status}, #{createBy}, #{remark}, #{updateBy}, sysdate(), sysdate() ) delete from xhpc_message where create_time #{expireDate};