select 카테고리컬럼(원하는컬럼),
sum(계산 컬럼),
from 테이블
group by 카테고리컬럼(원하는컬럼)
order by 정렬을 원하는 컬럼 (카테고리컬럼(원하는컬럼), sum(계산 컬럼) 둘 다 가능)
select cuisine_type,
sum(price) as sum_of_price
from food_orders
group by cuisine_type
order by sum(price)
order by (기준 Column) desc