I want to fetch all users present under a manager by giving manager Id. My table structure is like given below.
my tree structure is like :
Input user1 my result list should be
user1 =[user2,user3,user4,user5,user6]
Input user3 my result list should be user3 = [user4,user5]
Input user2 my result list should be user2 = [user6].
So how can I achieve this result.
updated:
My Entity structure is like below:


