I am not quit understand your script. For each D there is a allSum, so what
is the relationship between B and allSum in your last statement.



On Thu, Feb 25, 2010 at 2:33 PM, Jumping <[email protected]> wrote:

> Hi,
> I have this script, how to achive results ?
>
>
>
> ====================================================================================
> A = LOAD 'file:///home/hadoop/1.csv' USING PigStorage(',') AS
> (name:chararray, aa:float, bb:float, cc:float, dd:float);
>
> B = FILTER A BY cc > 0;
>
> C = GROUP B BY name;
>
> D = FOREACH C GENERATE group,
> SUM(B.cc)/SUM(B.aa)/SUM(B.bb) as allsum;
>
> E= FOREACH B GENERATE cc*dd/allsum;
>
> =====================================================================================
>
>
> The last one could not work.
>
> Looking forward to experts input. Thanks.
>
>
> Best Regards,
> Jumping Qu
>



-- 
Best Regards

Jeff Zhang

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