fix

zhongzheng-system/src/main/resources/mapper/modules/user/UserStudyRecordMapper.xml

@@ -1387,7 +1387,7 @@
         usr.*
         FROM
         user_study_record usr
-        LEFT JOIN class_grade_user cgu  ON usr.order_goods_id = cgu.order_goods_id
+        LEFT JOIN class_grade_user cgu  ON usr.grade_id = cgu.grade_id
         WHERE
         usr.user_id = #{userId}
         AND cgu.change_grade = 0