bug fix

ruoyi-system/src/main/resources/mapper/screen/ZongzhiScreenOpinionMapper.xml

@@ -19,13 +19,13 @@
     <select id="getSentimenClassificationBymediaType"
             resultType="com.ruoyi.screen.domain.response.ZongzhiSentimenClassificationResponse">
         select media_type as type,sum(media_count)as pt
-        from tc_yq_fl
+        from tc_yq_fl where  media_type is not null
         GROUP BY media_type
     </select>
     <select id="getSentimenClassificationByeventType"
             resultType="com.ruoyi.screen.domain.response.ZongzhiSentimenClassificationResponse">
         select event_type as type, sum(event_count)as pt
-        from tc_yq_fl
+        from tc_yq_fl where  event_type is not null
         GROUP BY event_type
     </select>
     <select id="getWordCloud" resultType="com.ruoyi.screen.domain.response.ZongzhiSentimenWordCloudResponse">