List the maximum and minimum salary of current employee and their department name grouped by department.

I have this answer below in pic, but when I check the answer in this link it's not the write answer!!

http://db.grussell.org/sql/interface.cgi?tn=Tutorial%203&qn=9

select d.DName, Max (.Salary) as "Max Salary", MIN (J.Salary) as "Min salary" from jobhistory , Employee e, Depatment d where e, EmpNo=j. EmpNo , and d. DepNo e. DepNo and j.enddate is null group by d.DName,j.Salary