혜온의 이것저것

[HackerRank] Revising the Select Query I (MySQL) 본문

Data Analysis/SQL

[HackerRank] Revising the Select Query I (MySQL)

혜온 :) 2022. 8. 3. 11:13

https://www.hackerrank.com/challenges/revising-the-select-query/problem?isFullScreen=true 

 

Revising the Select Query I | HackerRank

Query the data for all American cities with populations larger than 100,000.

www.hackerrank.com

문제

Query all columns for all American cities in the CITY table with populations larger than 100000. The CountryCode for America is USA.

The CITY table is described as follows:

풀이
select * from city
where population>100000 && countrycode = 'USA'

 

저작자표시

'Data Analysis > SQL' 카테고리의 다른 글

[HackerRank] Select All (MySQL)  (0) 2022.08.03
[HackerRank] Revising the Select Query II (MySQL)  (0) 2022.08.03
[Programmers] 코딩테스트 연습 SQL - level4  (0) 2022.06.29
[Programmers] 코딩테스트 연습 SQL - level3  (0) 2022.04.13
[Programmers] 코딩테스트 연습 SQL - level2  (0) 2022.03.22
'Data Analysis/SQL' Related Articles more
Comments