case when then else end

分类: 文章 • 2024-09-14 17:31:52

with a as(
select case
when grand_total<1000 THEN ‘0-1000’
when grand_total BETWEEN 1000 AND 5000 THEN ‘1000-5000’
else ‘>5000’ end as grand
from orders
)
select grand,count(*) cun from a group by grand order by cun desc