要使用 first_name 后面的两个字符排序,第一时间就想到要使用截取的操作
select first_name
from employees
order by substr(first_name, length(first_name) - 1);
看评论区后,发现有更优雅的实现方式
select first_name from employees order by right(first_name,2);
select first_name from employees order by substr(first_name,-2);