录像诊断分页查询bug

soc-modules/soc-modules-iot/src/main/resources/mapper/IotDvrChannelMapper.xml

@@ -45,7 +45,7 @@
         </collection>
     </resultMap>
     <select id="selectPage" resultType="com.xunmei.iot.vo.videoDiagnosis.VideoDiagnosisWebPageVo">
-        SELECT
+        SELECT DISTINCT
         c.id,
         c.host_code,
         c.channel_code,