列名 | 数据类型 | 长度 | 主键 | 非空 | 自增 |
id | int | 4 | □ | R | R |
username | varchar | 50 | □ | □ | □ |
password | varchar | 50 | □ | □ | □ |
realname | varchar | 50 | □ | □ | □ |
sex | varchar | 50 | □ | □ | □ |
age | varchar | 50 | □ | □ | □ |
address | varchar | 50 | □ | □ | □ |
tel | varchar | 50 | □ | □ | □ |
addtime | varchar | 50 | □ | □ | □ |
sf | varchar | 50 | □ | □ | □ |