首页-未解除 查询报警信息

business-service/src/main/resources/mapper/service/MsgAlarmMapper.xml

@@ -220,7 +220,7 @@
     </select>
 
     <select id="selectByCameraCode" parameterType="java.lang.String" resultType="com.ozs.service.entity.MsgAlarm">
-        select *, max(alarm_time) from msg_alarm where camera_code = #{cameraCode}
+        select * from msg_alarm where camera_code = #{cameraCode} order by alarm_time desc limit 1
     </select>
     <select id="selectMsgAlarmList" resultType="com.ozs.service.entity.MsgAlarm"
             parameterType="com.ozs.service.entity.vo.MsgAlarmVo">