[HackerRank] Weather Observation Station 17 (MySQL)

https://www.hackerrank.com/challenges/weather-observation-station-17/problem?isFullScreen=true&h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen 

Weather Observation Station 17 | HackerRank

 

문제

Query the Western Longitude (LONG_W)where the smallest Northern Latitude (LAT_N) in STATION is greater than 38.7780. Round your answer to 4 decimal places.

Input Format

The STATION table is described as follows:

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

 

풀이

select round(long_w,4)
from station
where lat_n>38.7780
order by lat_n
limit 1