大屏后台管理代码update

ZhuDongming

2019-11-28 70830c5b2e96cc1c76d4adb88ddced55e7476547

 src/main/resources/mapper/DeviceMapper.xml

@@ -414,4 +414,8 @@
         </if>
      )
   </select>
	
   <select id="getLimitDataByDevice" resultType="String">
      SELECT limit_val FROM view_device_density WHERE mac = #{mac}
   </select>
</mapper>