SQL SORTING and FILTERING on HR Database: Display the first and last name, and department number for all employees whose last name is "McEwen"
SQL SORTING and FILTERING on HR Database: Exercise-3 with Solution
3. From the following table, write a SQL query to find those employees whose last name is "McEwen". Return first name, last name and department ID.
Sample table: employees
Sample Solution:
SELECT first_name, last_name, department_id
FROM employees
WHERE last_name = 'McEwen';
Sample Output:
first_name | last_name | department_id ------------+-----------+--------------- Allan | McEwen | 80 (1 row)
Relational Algebra Expression:
Relational Algebra Tree:
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Query Visualization:
Duration:

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Previous: From the following table, write a SQL query to find those employees whose salary is higher than 8000. Return first name, last name and department number and salary.
Next: From the following table, write a SQL query to find those employees who have no department number. Return employee_id, first_name, last_name, email,phone_number,hire_date, job_id, salary,commission_pct,manager_id and department_id.
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