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SQL Count,Avg,Sum

 SQL Count,Avg,Sum

SQL COUNT function is used for counting.
SQL AVG function is used for average value.
SQL SUM function is used for total sum.



SELECT COUNT(column_name)
FROM (table_name)



SELECT AVG(column_name)
FROM (table_name)


SELECT SUM(column_name)
FROM (table_name)


Return total number of price from Customer Table.

SELECT Count(Price)
FROM Customer


Find the average  price from Customer Table.

SELECT Avg(Price)
FROM Customer



Find the total sum of price from Customer Table.

SELECT SUM(Price)
FROM Customer






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