小编Bac*_*ary的帖子

mysql> desc Student;
+---------+--------------+------+-----+---------+----------------+
| Field   | Type         | Null | Key | Default | Extra          |
+---------+--------------+------+-----+---------+----------------+
| Roll_no | int(11)      | NO   | PRI | NULL    | auto_increment |
| name    | varchar(200) | YES  |     | NULL    |                |
| address | varchar(200) | YES  |     | NULL    |                |
| phone   | int(100)     | YES  |     | NULL    |                |
| age     | int(11)      | YES  |     | NULL    |                |
+---------+--------------+------+-----+---------+----------------+
5 rows in set …