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From Markus Jelsma <markus.jel...@openindex.io>
Subject RE: Custom JSON facet functions
Date Tue, 09 Feb 2016 15:02:23 GMT
Nice! Are the aggregations also going to be pluggable? Reading the ticket, i would assume it
is going to be pluggable.

Thanks,
Markus 
 
-----Original message-----
> From:Yonik Seeley <yseeley@gmail.com>
> Sent: Tuesday 9th February 2016 15:25
> To: solr-user@lucene.apache.org
> Subject: Re: Custom JSON facet functions
> 
> On Tue, Feb 9, 2016 at 7:10 AM, Markus Jelsma
> <markus.jelsma@openindex.io> wrote:
> > Hi - i must have missing something but is it possible to declare custom JSON facet
functions in solrconfig.xml? Just like we would do with request handlers or  search components?
> 
> Yes, but it will probably change:
> https://issues.apache.org/jira/browse/SOLR-7447
> 
> So currently, you would register a facet function just like a custom
> function (value source),
> but just put "_agg" at the end of the name and implement AggValueSource.
> So for example, the "sum" facet function is registered as "sum_agg"
> and implements AggValueSource (the class is SumAgg)
> 
> So if you utilize this, just realize that the mechanism and interfaces
> are experimental and subject to change (and probably will change at
> some point for this in particular).
> 
> -Yonik
> 

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