题解 | 查询培训指定课程的员工信息
查询培训指定课程的员工信息
https://www.nowcoder.com/practice/a0ef4574056e4a219ee7d651ba82efef
select staff_id,staff_name from ( select s.staff_id,staff_name,course from staff_tb as s join ( select staff_id,course from cultivate_tb ) as c on s.staff_id = c.staff_id where right(course,1) = 3 ) as t1
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