The relation scheme given below is used to store information about the…
GATE · 2021 · CS · Set 2 · Computer Science & IT
The relation scheme given below is used to store information about the employees of a company, where empId is the key and deptId indicates the department to which the employee is assigned. Each employee is assigned to exactly one department.
emp(<u>empId</u>, name, gender, salary, deptId)Consider the following SQL query:
select deptId, count(*) from emp where gender = "female" and salary > (select avg(salary)from emp) group by deptId;The above query gives, for each department in the company, the number of female employees whose salary is greater than the average salary of
- A.
employees in the department.
- B.
employees in the company.
- C.
female employees in the department.
- D.
female employees in the company.
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