SQL subqueries on employee Database: List the name of the employees who are getting the highest salary of each department
SQL subqueries on employee Database: Exercise-33 with Solution
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33. From the following table, write a SQL query to find those employees who receive the highest salary of each department. Return employee name and department ID.
Sample table: employees
Sample Solution:
SELECT e.emp_name,
e.dep_id
FROM employees e
WHERE e.salary IN
(SELECT max(salary)
FROM employees
GROUP BY dep_id) ;
Sample Output:
emp_name | dep_id ----------+-------- KAYLING | 1001 BLAZE | 3001 SCARLET | 2001 FRANK | 2001 (4 rows)
Practice Online
Structure of employee Database:
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Previous: From the following table, write a SQL query to find those employees who are working as a manager. Return employee name, job name, department name, and location.
Next: From the following table, write a SQL query to find those employees whose salary is equal or more to the average of maximum and minimum salary. Return complete information about the employees.
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SQL: Tips of the Day
SQL Server SELECT into existing table.
INSERT INTO dbo.TABLETWO SELECT col1, col2 FROM dbo.TABLEONE WHERE col3 LIKE @search_key
This assumes there's only two columns in dbo.TABLETWO - you need to specify the columns otherwise:
INSERT INTO dbo.TABLETWO (col1, col2) SELECT col1, col2 FROM dbo.TABLEONE WHERE col3 LIKE @search_key
Database: SQL Server
Ref: https://bit.ly/3y6tpA3
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