Question: 3. (10 points) Consider the following SQL statement: SELECT last_name, department_id, AVG(salary) FROM hr.employees; a. Why will the above SQL statement return an error in

3. (10 points) Consider the following SQL statement:


SELECT last_name, department_id, AVG(salary)


FROM hr.employees;


a. Why will the above SQL statement return an error in Oracle Live SQL?


b. What can you do to fix it?

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