合并最大值最小值到同一Mapper

ZhuDongming

2019-08-19 ce4f9a666b5845407687f9f4b8aeb4b457319bb4

 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>