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Milky's note
[HackerRank](E) Revising Aggregations - The Count Function 본문
SQL/SQL 코딩 테스트-HackerRank
[HackerRank](E) Revising Aggregations - The Count Function
밀뿌 2022. 3. 25. 15:39Revising Aggregations - The Count Function | HackerRank
Query the number of cities having populations larger than 100000.
www.hackerrank.com
[문제]
Query a count of the number of cities in CITY having a Population larger than 100,000.
Input Format
The CITY table is described as follows:
[답]
-mysql
select count(name) from city
where population > 100000'SQL > SQL 코딩 테스트-HackerRank' 카테고리의 다른 글
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