COUNT

Returns the number of rows matching the query criteria.

SELECT COUNT(*) FROM AccountCollection WHERE AccountName = 'MyAccount'

COUNT(DISTINCT)

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

SELECT COUNT(DISTINCT ObjectID) AS DistinctValues FROM AccountCollection WHERE AccountName <> 'MyAccount'

AVG

Returns the average of the column values.

SELECT AccountName, AVG(AnnualRevenue) FROM AccountCollection WHERE AccountName <> 'MyAccount'  GROUP BY AccountName

MIN

Returns the minimum column value.

SELECT MIN(AnnualRevenue), AccountName FROM AccountCollection WHERE AccountName <> 'MyAccount' GROUP BY AccountName

MAX

Returns the maximum column value.

SELECT AccountName, MAX(AnnualRevenue) FROM AccountCollection WHERE AccountName <> 'MyAccount' GROUP BY AccountName

SUM

Returns the total sum of the column values.

SELECT SUM(AnnualRevenue) FROM AccountCollection WHERE AccountName = 'MyAccount'