mysql> UPDATE school
    -> SET country = 'Sweden'
    -> Where id=3;
Query OK, 1 row affected (0.01 sec)
Rows matched: 1  Changed: 1  Warnings: 0

mysql> Update school
    -> Set capacity = 700
    -> Where id = 7;
Query OK, 1 row affected (0.00 sec)
Rows matched: 1  Changed: 1  Warnings: 0

mysql> select * from school;
+----+----------------------------------------------+----------+----------------+
| id | name                                         | capacity | country        |
+----+----------------------------------------------+----------+----------------+
|  1 | Beauxbatons Academy of Magic                 |      550 | France         |
|  2 | Castelobruxo                                 |      380 | Brazil         |
|  3 | Durmstrang Institute                         |      570 | Sweden         |
|  4 | Hogwarts School of Witchcraft and Wizardry   |      450 | United Kingdom |
|  5 | Ilvermorny School of Witchcraft and Wizardry |      300 | USA            |
|  6 | Koldovstoretz                                |      125 | Russia         |
|  7 | Mahoutokoro School of Magic                  |      700 | Japan          |
|  8 | Uagadou School of Magic                      |      350 | Uganda         |
+----+----------------------------------------------+----------+----------------+
8 rows in set (0.00 sec)