MySQL Aggregate Function Exercises: Find the manager ID and the salary of the lowest-paid employee for that manager

MySQL Aggregate Function: Exercise-9 with Solution

Write a query to find the manager ID and the salary of the lowest-paid employee for that manager.

Sample table: employees

Code:

SELECT manager_id, MIN(salary)
FROM employees
WHERE manager_id IS NOT NULL
GROUP BY manager_id
ORDER BY MIN(salary) DESC;

Relational Algebra Expression:

Relational Algebra Tree:

Pictorial Presentation of the above query

MySQL Code Editor:

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