app 预警分页 内表关联

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

@@ -54,9 +54,9 @@
         b.end_mile AS end_mile,
         b.install_longitude AS install_longitude,
         b.install_latitude AS install_latitude
-        from msg_app_push m left join
-        msg_alarm AS a on m.alarm_id=a.alarm_id left join
-        base_camera_management AS b on a.camera_code=b.camera_code left join
+        from msg_app_push m join
+        msg_alarm AS a on m.alarm_id=a.alarm_id join
+        base_camera_management AS b on a.camera_code=b.camera_code join
         base_railway_management AS r on b.railway_code=r.railway_code
         <where>
             <if test="status != null and status != 0">