Aggregate

COUNT

Returns the number of rows that match the query criteria.

SELECT COUNT(*) FROM Account WHERE Industry = 'Floppy Disks'

Returns the number of distinct, non-null field values that match the query criteria.

SELECT COUNT(DISTINCT BillingState) AS DistinctValues FROM Account WHERE Industry = 'Floppy Disks'

Returns the average of the column values.

SELECT Name, AVG(AnnualRevenue) FROM Account WHERE Industry = 'Floppy Disks'  GROUP BY Name

Returns the minimum column value.

SELECT MIN(AnnualRevenue), Name FROM Account WHERE Industry = 'Floppy Disks' GROUP BY Name

Returns the maximum column value.

SELECT Name, MAX(AnnualRevenue) FROM Account WHERE Industry = 'Floppy Disks' GROUP BY Name

Returns the total sum of the column values.

SELECT SUM(AnnualRevenue) FROM Account WHERE Industry = 'Floppy Disks'