विश्व का सबसे बड़ा हिंदी वेब डेवलपर साइट

SQL SUM() Function

The SUM() Function

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

SQL SUM() Syntax

SELECT SUM(column_name) FROM table_name;

Demo Database

In this tutorial we will use the well-known Northwind sample database.

Below is a selection from the "OrderDetails" table:

OrderDetailID OrderID ProductID Quantity
1 10248 11 12
2 10248 42 10
3 10248 72 5
4 10249 14 9
5 10249 51 40

SQL SUM() Example

The following SQL statement finds the sum of all the "Quantity" fields for the "OrderDetails" table:


SELECT SUM(Quantity) AS TotalItemsOrdered FROM OrderDetails;

Try it yourself »