fix 学员

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

@@ -311,6 +311,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             and (cg.class_name like concat('%', #{gradeName}, '%'))
             and o.user_id = u.user_id)>0
         </if>
+        ORDER BY u.user_id DESC
     </select>