题解 | #计算商城中2021年每月的GMV#
计算商城中2021年每月的GMV
https://www.nowcoder.com/practice/5005cbf5308249eda1fbf666311753bf
select date_format(event_time,'%Y-%m') as 'month' , sum(total_amount) as GMV FROM tb_order_overall where status != 2 and year(event_time)=2021 group by date_format(event_time,'%Y-%m') having GMV >100000 order by GMV
date_format( ,‘%Y-%M’)这个公式中注意大写的M会显示英文月份比如October,小写m会显示数字月份10.注意这是很大区别 |