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From Erick Erickson <>
Subject Re: Difference between field collapsing and result grouping
Date Thu, 08 Dec 2011 13:29:15 GMT
Nope, they're the same. The original name was Field Collapsing,
but it was changed to "Grouping" later.

But note that the functionality has changed over time, so you might
be seeing documents from different incarnations of the code.


On Wed, Dec 7, 2011 at 10:41 AM, Kissue Kissue <> wrote:
> Sorry if this question sounds stupid but i am really really confused about
> this. Is there actually a difference between field collapsing and result
> grouping in SOLR?
> I have come across articles that have talked about setting up field
> collapsing with commands that look different from the grouping ones while
> in some cases i read that they are the same thing.
> Any clarifications would be much appreciated.
> Thanks.

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