https://www.hackerrank.com/challenges/weather-observation-station-14/problem?isFullScreen=true
Weather Observation Station 14 | HackerRank
Query the greatest value of the Northern Latitudes from STATION that are under 137.2345 and truncated to 4 decimal places.
www.hackerrank.com
코드설명
ROUND + MAX 를 활용합니다.
ORACLE 코드
SELECT ROUND(MAX(LAT_N), 4)
FROM STATION
WHERE LAT_N < 137.2345;