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The SUM() function returns the total sum of a numeric column.

Syntax: SUM()

SELECT SUM(column_name)
FROM table_name
WHERE condition;

We will apply SUM function in this below table:

We will find the SUM all employee salary

EmpId	EmpName	EmpAddress	EmpSalary	EmpDept
11	Rambo	Kolkata	30000	ADMIN
21	Inza	Bihar	31000	SALES
32	Samser	Kolkata	32000	IT
41	Kamran	Hydrabad	33000	ITIS
52	Azam	Kolkata	33000	ITIS

Example: COUNT

Code:

SELECT SUM(EmpSalary) AS SumSalary FROM EmployeeDetails

You have to remember EmpSalary is a numeric column.

Output:

The above code will produce the following result-

SumSalary
159000

Code: Required Code to create the table

USE SQLExamples

DROP TABLE EmployeeDetails

CREATE TABLE EmployeeDetails(
EmpId int,
EmpName VARCHAR(30),
EmpAddress VARCHAR(50),
EmpSalary int,
EmpDept VARCHAR(10)
)

INSERT INTO EmployeeDetails VALUES
(11, 'Rambo', 'Kolkata', 30000, 'ADMIN'),
(21, 'Inza', 'Bihar', 31000, 'SALES'),
(32, 'Samser', 'Kolkata', 32000, 'IT'),
(41, 'Kamran', 'Hydrabad', 33000, 'ITIS'),
(52, 'Azam', 'Kolkata', 33000, 'ITIS')

SELECT * FROM EmployeeDetails

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