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SQL practice question · Hard · Recursive & Hierarchy · LinkedIn, Microsoft

For every employee who manages at least one person, return `emp_name`, `direct_reports`, `total_reports` (everyone below them at any level) and `max_depth` (number of levels below them; a manager with only direct reports has depth 1). Order by `total_reports` DESC, then `emp_name`.

Table: employees

Schema of employees
Column	Type
emp_id	INTEGER
emp_name	TEXT
manager_id	INTEGER

Schema of employees

Column

Type

emp_id

INTEGER

emp_name

TEXT

manager_id

INTEGER

Sample rows of employees
emp_id	emp_name	manager_id
1	Asha	NULL
2	Bilal	1
3	Chen	1
4	Divya	2
5	Elan	2
6	Farah	4
7	Gopal	3

Sample rows of employees

emp_id

emp_name

manager_id

Asha

NULL

Bilal

Chen

Divya

Elan

Farah

Gopal

Expected output on the sample data
emp_name	direct_reports	total_reports	max_depth
Asha	2	6	3
Bilal	2	3	2
Chen	1	1	1
Divya	1	1	1

Expected output on the sample data

emp_name

direct_reports

total_reports

max_depth

Asha

Bilal

Chen

Divya

Solve it in the live editor on this page — run on sample data, then submit against hidden tests.

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