SUBQUERIES
Question
Q4. Extract the information about all department managers who were hired between the 1st of January 2020 and the 1st of January 2021.
DEPARTMENT MANAGER
| Emp_id | First_name | Last_name | Sex |
| 1 | Aman | Rathore | M |
| 2 | Gaurav | Singh | M |
| 5 | Goli | Beta | M |
| 7 | Natu | Kaka | M |
EMPLOYEES
| Emp_id | Emp_name | Hire_date |
| 1 | Aman | 2021-06-27 |
| 2 | Gaurav | 2020-05-04 |
| 3 | Rohit | 2021-06-18 |
| 4 | Vimal | 2019-07-16 |
| 5 | Goli | 2019-08-09 |
| 6 | Shivam | 2018-09-10 |
| 7 | Natu | 2020-06-07 |
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SQL
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Answer ( 1 )
Ans.
SELECT *
FROM
dept_manager
WHERE
Emp_no IN (SELECT
Emp_no
FROM
employees
WHERE
Hire_date BETWEEN ‘2020-01-01’ AND ‘2021-01-01’);