SQLite Exercise: Get the total salaries payable to employees

Write a query to get the total salaries payable to employees.

Sample table : employees

SQLite Code :

SELECT SUM(salary) 
FROM employees;

Output:

SUM(salary)
-----------
691400

Relational Algebra Expression:

Relational Algebra Tree:

Practice SQLite Online

Model Database

Structure of 'hr' database :

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