update

edu-user/edu-user-biz/src/main/resources/config/mybatis/TeacherAttendanceMapper.xml

@@ -68,6 +68,6 @@
 		SELECT COUNT(*) FROM teacher_attendance
 	</select>
     <select id="findByRoomIdAndTeacher" resultMap="TeacherAttendance">
-		SELECT * FROM teacher_attendance WHERE exam_room_id = #{roomId} AND teacher_id = #{userId} LIMIT 1
+		SELECT * FROM teacher_attendance WHERE exam_room_id_ = #{roomId} AND teacher_id = #{userId} LIMIT 1
 	</select>
 </mapper>