[HackerRank](E) Weather Observation Station 11

https://www.hackerrank.com/challenges/weather-observation-station-11/problem?isFullScreen=true 

Weather Observation Station 11 | HackerRank

[문제]

Query the list of CITY names from STATION that either do not start with vowels or do not end with vowels. Your result cannot contain duplicates.

Input Format

The STATION table is described as follows:

where LAT_N is the northern latitude and LONG_W is the western longitude.

 

 

[답]

-mysql

select distinct(city) from station
where left(city,1) not in ('a','e','i','o','u')
or right(city,1) not in ('a','e','i','o','u');

처음과 끝 모두에 포함하지 않는 모음들을 조회하는 조건을 추가하면 된다.