column hierchar FORMAT A12
select lpad(last_name, length(last_name)+(level*2)-2,'★')
as 'hierchar'
from employees
start with last_name = 'King'
connect by prior employee_id = manager_id
isqlplus에서는 제대로 작동하는데요...
sqlplus에서는 작동이 안되요~~~~
고수님들 도와주세요~~~