mysql 行子查询

SELECT *
FROM employees
WHERE (employee_id,salary)=(

    SELECT MIN(employee_id),MAX(salary)
    FROM employees
);

由以下代码演变而来

SELECT *
FROM employees
WHERE employee_id=(
    SELECT MIN(employee_id)
    FROM employees
) AND salary=(
    SELECT MAX(salary)
    FROM employees
);

mysql 行子查询

原文：https://blog.51cto.com/14437184/2438296