AVG()
Return the average of the results of an expression performed on all aggregated rows where the result is a number.
Prototype
mixed AVG(expression expression)
Parameters
- expression - An expression, such as a dot-notation field that will be evaluated and the result averaged for each aggregated row.
Return
Average of the results of an expression performed on all aggregated rows where the result is a number.
Example
SELECT OID, Date, AVG(LineItems.Amount) AS Avg FROM Invoice