Php mysql ได้แม็กซ์คุณค่าจากคอลัมน์

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mysql หาแม็กซ์ค่าแถว

SELECT t1.*
FROM employees t1
INNER JOIN (
    SELECT id, max(salary) AS salary FROM employees GROUP BY id
) t2 ON t1.id = t2.id AND t1.salary = t2.salary;

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