w3school에서 HAVING절 복습 및 과제를 풀어주세요~
복습 : https://www.w3schools.com/sql/sql_having.asp
과제 : https://drive.google.com/uc?export=download&id=1LYxtLW6CK4D7hTHrbZVIJjuD_-hEpx_a

#MSSQL #초보자환영 #WITH찰떡