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 cultivate_tb.staff_id, staff_name
from cultivate_tb
left outer join staff_tb st on cultivate_tb.staff_id = st.staff_id
where course like '%course3';
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