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[HackerRank] Revising Aggregations - The Count Function 오라클 풀이 본문

알고리즘/HackerRank

[HackerRank] Revising Aggregations - The Count Function 오라클 풀이

mndev 2024. 1. 30. 15:12

문제링크

 

Revising Aggregations - The Count Function | HackerRank

Query the number of cities having populations larger than 100000.

www.hackerrank.com

 

 

코드

select count(*)
from city
where population > 100000;