update

jinpengyong

2020-09-07 e3e9b168cbd9a60858843c622a3859896aefe5fb

 src/main/resources/mapper/HistoryMapper.xml

@@ -286,5 +286,10 @@
         and mac=#{mac}

         ORDER BY `time`

    </select>

    <select id="getJsonData" resultType="java.lang.String">

           select `json` from ${table}

      where  time = #{time} and mac = #{mac}

    </select>





</mapper>