更新 空值临时方案处理

xufenglei

2017-10-30 c4e74acf7f33065d6da449f4f51d178225695fa5

 src/main/resources/mapper/JobDao.xml

@@ -41,4 +41,12 @@
            </foreach>
    </insert>

    <select id="getAllEquipment" resultType="com.moral.monitor.entity.Equipment">
        select mac from equipment
    </select>

    <select id="getLoggerByMac" resultType="com.moral.monitor.entity.Logger">
        select time from logger where mac=#{0} order by time DESC limit 1
    </select>

</mapper>