학습 3일차 화이팅!
어제 어려웠던 2진수와 bit연산자 학습함.
https://youtu.be/RchkIRwKqHM?si=hh1BPgUMgoRBXWi6
select, from, where, group by, order by의 기본 구조와 in, between, like, ><=<> 등 간단한 연산을 학습함.
#퀘스트 1
#1
select product_name, price
from products
#2
select*
from products
where product_name like('%프로%')
#3
select*
from products
where product_name like('갤%')
#4
select sum(price)
from products
#퀘스트2
#1
select customer_id
from orders
where amount >=2
#2
select*
from orders
where order_date>'2023-11-02'
and amount>=2
#3
select*
from orders
where amount<3
and shipping_fee>15000
#4
select*
from orders
order by shipping_fee desc
sql과는 아주 조금씩 친해지고 있는것 같은데,
파이썬은 아직 뭐가 뭔지 모르겠다.
두 언어를 함께 공부할 때 혼동이 오지는 않을까?
일단 JUST DO IT!