MySQL Aggregate Function Exercises: Get the average salary for each job ID excluding programmer

MySQL Aggregate Function: Exercise-11 with Solution

Write a query to get the average salary for each job ID excluding programmer.

Sample table: employees

Code:

SELECT job_id, AVG(salary) 
FROM employees 
WHERE job_id <> 'IT_PROG' 
GROUP BY job_id;

Relational Algebra Expression:

Relational Algebra Tree:

Pictorial Presentation of the above query

MySQL Code Editor:

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