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 s.staff_id,s.staff_name
from staff_tb s
left join cultivate_tb c on s.staff_id=c.staff_id
where find_in_set('course3',course) >0
order by staff_id,staff_name
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