Employees Before Managers
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You’re given two tables: employees and managers. Find the names of all employees who joined before their manager.
Example:
Input:
employees table
| Column | Type |
|---|---|
id |
INTEGER |
first_name |
VARCHAR |
last_name |
VARCHAR |
manager_id |
INTEGER |
join_date |
DATETIME |
managers table
| Column | Type |
|---|---|
id |
INTEGER |
name |
VARCHAR |
join_date |
DATETIME |
Output:
| Column | Type |
|---|---|
employee_name |
VARCHAR |
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