update

edu-user/edu-user-server/src/main/resources/config/mybatis/ExamRoomStudentRelationMapper.xml

@@ -169,6 +169,7 @@
 		FROM
 		exam_registration er
 		LEFT JOIN exam_room_student_relation ersr ON ersr.exam_registration_id_ = er.id_
+		LEFT JOIN sys_user su ON er.student_id_=su.id_
 		<include refid="queryCondition"/>
 	</select>