题解 | #实习广场投递简历分析(二)#
实习广场投递简历分析(二)
http://www.nowcoder.com/practice/d323a4c97d1945e0aabe94e4d0bbb25d
select job,date_format(date,"%Y-%m") as mon,sum(num) as cnt from resume_info
where year(date)=2025
group by job,mon # 先按工作类型分组,在此基础上再按年月份分组
order by mon desc,cnt desc