Difference between revisions of "SUM"

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   <li>[[MIN |MIN function]]</li>
 
   <li>[[MIN |MIN function]]</li>
 
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Latest revision as of 22:41, 22 October 2012

Compatibility
SUM(f)
EngineOKAlternative
ingresYes
oracleYes
postgresYes
sqlserverYes

SUM

SUM adds a whole column of values.

SUM is an aggregate function it is normally used with GROUP BY.

   SELECT region, SUM(population)
    FROM bbc
   GROUP BY region 

With a GROUP BY region statement each region shows up just once. The SUM column gives the total for each region.

SELECT region, SUM(population)
  FROM bbc
 GROUP BY region

See also

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