SQL Exercise: List the employees working under various managers
SQL employee Database: Exercise-46 with Solution
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46. From the following table, write a SQL query to find out which employees are working under the managers 63679, 68319, 66564, or 69000. Return complete information about the employees.
Sample table: employees
Pictorial Presentation:

Sample Solution:
SELECT *
FROM employees
WHERE manager_id IN (63679,
68319,
66564,
69000);
Sample Output:
emp_id | emp_name | job_name | manager_id | hire_date | salary | commission | dep_id --------+----------+----------+------------+------------+---------+------------+-------- 66928 | BLAZE | MANAGER | 68319 | 1991-05-01 | 2750.00 | | 3001 67832 | CLARE | MANAGER | 68319 | 1991-06-09 | 2550.00 | | 1001 65646 | JONAS | MANAGER | 68319 | 1991-04-02 | 2957.00 | | 2001 (3 rows)
Relational Algebra Expression:

Relational Algebra Tree:

Practice Online
Sample Database: employee

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Previous SQL Exercise: Employees who joined on the given days in the year 1991.
Next SQL Exercise: Employees who joined after the month of JUNE in 1991.
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SQL: Tips of the Day
Count the number of occurrences of a string in a VARCHAR field?
SELECT title, description, ROUND ( ( LENGTH(description) - LENGTH( REPLACE ( description, "value", "") ) ) / LENGTH("value") ) AS count FROM <table>
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