Multiple choice technology databases If you join a table to itself, what kind of join are you using? Selective Join. You can't join a table to itself. Self Join Outer Join Reveal answer Fill a bubble to check yourself C Correct answer Explanation Joining a table to itself is called a Self Join. It's used when a table contains hierarchical or related data that needs to be compared within the same table, like finding employees who report to other employees in the same table.