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Posted to user@pig.apache.org by Barani Daran <ba...@gmail.com> on 2014/08/19 07:36:12 UTC

How to pass Columns itself as parameter in PIG scripts

Hello everyone,

In my PIG script i want to pass the column position as parameter, please
let me know how can i achieve that

a = load '$path' using PigStorage('');
b = group a by $CountColPos;
c = foreach b generate group,COUNT(a);
d =  ORDER c by $0;
STORE d  INTO '$TempCountDir';

Here how can i pass the value for $CountColPos, using the -p option from
comma

Thanks everyone.

-- 


*Regards,Barani*