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From Shawn Heisey <apa...@elyograg.org>
Subject Re: Sorting in Solr
Date Mon, 01 Jun 2015 15:41:23 GMT
On 6/1/2015 9:29 AM, Steven White wrote:
> I need to be able to sot in Solr.  Obviously, I need to do this in a way
> sorting won't cause OOM when a result may contain 1000's of hits if not
> millions.  Can you guide me on how I can do this?  Is there a way to tell
> Solr sort top N results (discarding everything else) or must such sorting
> be cone on the client side?

Solr supports sorting.

https://wiki.apache.org/solr/CommonQueryParameters#sort

https://cwiki.apache.org/confluence/display/solr/Common+Query+Parameters#CommonQueryParameters-ThesortParameter

I think we may have an omission from the docs -- docValues can also be
used for sorting, and may also offer a performance advantage.

Thanks,
Shawn


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