How to get department Name of Employees Total Maximum Salary

Question

I Wrote Down This Query:

select d.Name as "Department",sum(e.Salary)as "Salary" from Employee e, Department d where d.Dept_ID=e.Dept_ID group by d.Name

o/p 

 

 

 

 But i want to That Department Which is Total Salary is Highest then other in output there is total salary of employees is Display of each Department but i want to display only Highest Total Salary Department Like '.Net' because its Total Salary higher Then Other

This Is my Employee Table

This is My Department Table