/SQL/HOW TO FIND MEDIAN IN SQL FOR BOTH IDD AND EVEN

HOW TO FIND MEDIAN IN SQL FOR BOTH IDD AND EVEN

/*
HACKER RANK MYSQL SOLUTION.
*/
SET @rowindex := -1;
 
SELECT
   ROUND(AVG(N.LAT_N),4)
FROM
   (SELECT @rowindex:=@rowindex + 1 AS rowindex,
           STATION.LAT_N AS LAT_N
    FROM STATION
    ORDER BY STATION.LAT_N) AS N
WHERE
N.rowindex IN (FLOOR(@rowindex / 2) , CEIL(@rowindex / 2));

How to find median of a column sql

SET @rowindex := -1;
 
SELECT
   AVG(g.grade)
FROM
   (SELECT @rowindex:=@rowindex + 1 AS rowindex,
           grades.grade AS grade
    FROM grades
    ORDER BY grades.grade) AS g
WHERE
g.rowindex IN (FLOOR(@rowindex / 2) , CEIL(@rowindex / 2));

Source: eversql.com

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