You are viewing a single comment's thread. Return to all comments →
This is my solution:
WITH cte as (SELECT LAT_N, ROW_NUMBER() OVER(ORDER BY LAT_N asc) as rn_asc, ROW_NUMBER() OVER(ORDER BY LAT_N desc) as rn_desc FROM station)
SELECT ROUND(AVG(LAT_N),4) FROM cte WHERE ABS(CAST(rn_asc AS SIGNED) - CAST(rn_desc AS SIGNED)) <= 1;
Seems like cookies are disabled on this browser, please enable them to open this website
Weather Observation Station 20
You are viewing a single comment's thread. Return to all comments →
This is my solution:
WITH cte as (SELECT LAT_N, ROW_NUMBER() OVER(ORDER BY LAT_N asc) as rn_asc, ROW_NUMBER() OVER(ORDER BY LAT_N desc) as rn_desc FROM station)
SELECT ROUND(AVG(LAT_N),4) FROM cte WHERE ABS(CAST(rn_asc AS SIGNED) - CAST(rn_desc AS SIGNED)) <= 1;