The SQL COUNT, AVG And SUM - SQL Learn

THE SQL COUNT(), AVG() AND SUM()

Count() :

SELECT COUNT(column_name)

FROM table_name

WHERE condition;

Avg() :

SELECT AVG(column_name)

FROM table_name

WHERE condition;

Sum() :

SELECT SUM(column_name)

FROM table_name

WHERE condition;

DEMO DATABASE

ProductID	ProductName	SupplierID	CategoryID	Unit	Price
1	Chais	1	1	10 boxes x 20 bags	18
2	Chang	1	1	24 - 12 oz bottles	19
3	Aniseed Syrup	1	2	12 - 550 ml bottles	10
4	Chef Anton's Cajun Seasoning	2	2	48 - 6 oz jars	22
5	Chef Anton's Gumbo Mix	2	2	36 boxes	21.35

>_ Sekian kalo ada yang salah mohon dikoreksi