Aggregate Functions
COUNT
Returns the number of rows matching the query criteria.
SELECT COUNT(*) FROM Payments WHERE CreateTime = '2016-01-15'
COUNT(DISTINCT)
Returns the number of distinct, non-null field values matching the query criteria.
SELECT COUNT(DISTINCT Id) AS DistinctValues FROM Payments WHERE CreateTime > '2016-01-15'
AVG
Returns the average of the column values.
SELECT State, AVG(AnnualRevenue) FROM Payments WHERE CreateTime > '2016-01-15' GROUP BY State
MIN
Returns the minimum column value.
SELECT MIN(AnnualRevenue), State FROM Payments WHERE CreateTime > '2016-01-15' GROUP BY State
MAX
Returns the maximum column value.
SELECT State, MAX(AnnualRevenue) FROM Payments WHERE CreateTime > '2016-01-15' GROUP BY State
SUM
Returns the total sum of the column values.
SELECT SUM(AnnualRevenue) FROM Payments WHERE CreateTime = '2016-01-15'