如何从 mysql 数据库中删除(或选择)所有唯一行?
+-----------+----------+------------+
| FirstName | LastName | BirthDate |
+-----------+----------+------------+
| Tia | Carrera | 1975-09-18 |
| Tia | Carrera | 1975-09-18 |
| Nikki | Taylor | 1972-03-04 |
| Yamila | Taylor | 1972-03-04 |
+-----------+----------+------------+
删除或选定的行必须是完全重复的。示例输出
+-----------+----------+------------+
| FirstName | LastName | BirthDate |
+-----------+----------+------------+
| Tia | Carrera | 1975-09-18 |
| Nikki | Taylor | 1972-03-04 |
| Yamila | Taylor | 1972-03-04 |
+-----------+----------+------------+