ODBC Driver for HPCC

Build 21.0.7930

Aggregate Functions

Examples of Aggregate Functions

Below are several examples of SQL aggregate functions. You can use these with a GROUP BY clause to aggregate rows based on the specified GROUP BY criterion. This can be a reporting tool.

COUNT

Returns the number of rows matching the query criteria.

SELECT COUNT(*) FROM hpcc::test::person WHERE Industry = 'Floppy Disks'

AVG

Returns the average of the column values.

SELECT Name, AVG(AnnualRevenue) FROM hpcc::test::person WHERE Industry = 'Floppy Disks' GROUP BY Name

MIN

Returns the minimum column value.

SELECT MIN(AnnualRevenue), Name FROM hpcc::test::person WHERE Industry = 'Floppy Disks' GROUP BY Name

MAX

Returns the maximum column value.

SELECT Name, MAX(AnnualRevenue) FROM hpcc::test::person WHERE Industry = 'Floppy Disks' GROUP BY Name

SUM

Returns the total sum of the column values.

SELECT SUM(AnnualRevenue) FROM hpcc::test::person WHERE Industry = 'Floppy Disks'

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Build 21.0.7930