COUNT

Returns the number of rows matching the query criteria.

SELECT COUNT(*) FROM Objects WHERE Bucket = 'testBucket'

COUNT(DISTINCT)

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

SELECT COUNT(DISTINCT Key) AS DistinctValues FROM Objects WHERE Bucket = 'testBucket'

AVG

Returns the average of the column values.

SELECT Etag, AVG(AnnualRevenue) FROM Objects WHERE Bucket = 'testBucket'  GROUP BY Etag

MIN

Returns the minimum column value.

SELECT MIN(AnnualRevenue), Etag FROM Objects WHERE Bucket = 'testBucket' GROUP BY Etag

MAX

Returns the maximum column value.

SELECT Etag, MAX(AnnualRevenue) FROM Objects WHERE Bucket = 'testBucket' GROUP BY Etag

SUM

Returns the total sum of the column values.

SELECT SUM(AnnualRevenue) FROM Objects WHERE Bucket = 'testBucket'