SQL query to get the list of supervisor hierarchy. employee --> supervisor --> supervisor

Question

I have two tables Employee and Department this image shows the manager of every employee. I want to write a SQL query that gives me a list of all the supervisor (Mana

Answer 1

I think you can use "hierarchical queries" for Oracle and try this:

select manager_id supervisor 
from employee
start with employee_id = 202
connect by nocycle employee_id = prior manager_id;