열 값으로 문자열을 채운 후 MySQL 테이블을 업데이트하는 방법은 무엇입니까?

mysql> Update examination_btech set course = RPAD(Course, 11,'(CSE)');
Query OK, 10 rows affected (0.16 sec)

mysql> Select * from examination_btech;
+-----------+----------+-------------+
| RollNo    | Name     | Course      |
+-----------+----------+-------------+
| 201712001 | Rahul    | B.tech(CSE) |
| 201712002 | Raman    | B.tech(CSE) |
| 201712003 | Sahil    | B.tech(CSE) |
| 201712004 | Shalini  | B.tech(CSE) |
| 201712005 | Pankaj   | B.tech(CSE) |
| 201712006 | Mohan    | B.tech(CSE) |
| 201712007 | Yash     | B.tech(CSE) |
| 201712008 | digvijay | B.tech(CSE) |
| 201712009 | Gurdas   | B.tech(CSE) |
| 201712010 | Preeti   | B.tech(CSE) |
+-----------+----------+-------------+
10 rows in set (0.00 sec)