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funnel stage

Posted: Thu Sep 29, 2011 3:02 am
by dsscholar
Hi all,

Funnel stage does union operation corresponding to the input and the output link or it does union all operation?

I want to remove duplicates as well, so i have doubt whether i have to use remove duplicates stage or not after that.

Thanks in advance.

Re: funnel stage

Posted: Thu Sep 29, 2011 3:25 am
by BI-RMA
dsscholar wrote: I want to remove duplicates as well, so i have doubt whether i have to use remove duplicates stage or not after that.
Yes.

Posted: Thu Sep 29, 2011 3:31 am
by ray.wurlod
Funnel puts all rows from all inputs onto its single output. That's a UNION ALL. There is no capacity within the Funnel stage to remove duplicates. Remember, one task, one stage type.