题解 | 给出employees表中排名为奇数行
给出employees表中排名为奇数行的first_name
https://www.nowcoder.com/practice/e3cf1171f6cc426bac85fd4ffa786594
select first_name from employees where first_name not in (select first_name from (select first_name, row_number() over(order by first_name) pos from employees) t where pos % 2 = 0)