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SQL AVG() Function


The AVG() Function

The AVG() function returns the average value of a numeric column.

SQL AVG() Syntax

SELECT AVG(column_name) FROM table_name

Database

In this tutorial we will use the database.

Below is a selection from the "Products" table:

ProductID ProductName SupplierID CategoryID Unit Price
1 Whey Protein 1 1 350g ₨ 1637
2 Optimum Nutrition Serious Mass Weight Gainers 1 1 500g ₨ 2728
3 Ultimate Nutrition Prostar 100% Whey Protein 1 2 400g ₨ 3549
4 Optimum Nutrition Serious Mass Weight Gainers 2 2 1kg ₨ 4460
5 Ultimate Nutrition 100% Microniszed Creatine 2 2 200g ₨ 553

SQL AVG() Example

The following SQL statement gets the average value of the "Price" column from the "Products" table:

Example

SELECT AVG(Price) AS PriceAverage FROM Products;

The following SQL statement selects the "ProductName" and "Price" records that have an above average price:

Example

SELECT ProductName, Price FROM Products
WHERE Price>(SELECT AVG(Price) FROM Products);