题解 | 按照dept_no进行汇总
按照dept_no进行汇总
https://www.nowcoder.com/practice/6e86365af15e49d8abe2c3d4b5126e87
select dept_no,group_concat(emp_no) employees FROM dept_emp GROUP BY dept_no
按照dept_no进行汇总
https://www.nowcoder.com/practice/6e86365af15e49d8abe2c3d4b5126e87
select dept_no,group_concat(emp_no) employees FROM dept_emp GROUP BY dept_no
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