HackerRank/SQL
[HackerRank/SQL] Aggregation - Weather Observation Station 15
개발자_조이킴
2022. 8. 1. 23:36
Problem. Basic Select - Weather Observation Station 15
Link.
https://www.hackerrank.com/challenges/weather-observation-station-15/problem?isFullScreen=true
Weather Observation Station 15 | HackerRank
Query the Western Longitude for the largest Northern Latitude under 137.2345, rounded to 4 decimal places.
www.hackerrank.com
Description.
Query the Western Longitude (LONG_W) for the largest Northern Latitude (LAT_N) in STATION that is less than 137.2345.
Round your answer to 4 decimal places.
Key Point.
ROUND,
MAX,
My Answer.
SELECT
ROUND(LONG_W, 4)
FROM STATION
WHERE LAT_N = (SELECT MAX(LAT_N) FROM STATION WHERE LAT_N < 137.2345);