Perhaps this can help you make sense of the advantages...
https://cwiki.apache.org/confluence/display/solr/DocValues
: Date: Wed, 20 Nov 2013 18:45:04 +0800
: From: Floyd Wu
: Reply-To: solr-user@lucene.apache.org
: To: solr-user@lucene.apache.org
: Subject: Re: DocValues uasge and senarios
Thanks Yago,
I've read this article
http://searchhub.org/2013/04/02/fun-with-docvalues-in-solr-4-2/
But I don't understand well.
I'll try to figure out the missing part. Thanks for helping.
Floyd
2013/11/20 Yago Riveiro
> You should understand the DocValues as feature that allow you to do
>
You should understand the DocValues as feature that allow you to do sorting and
faceting without blow the heap.
They are not necessary faster than the traditional method, they are more memory
efficient and in huge indexes this is the main limitation.
This post resumes the docvalues feature an
Hi Yago
Thanks for you reply. I once thought that DocValues feature is one for me
to store some extra values.
May I summarized that DocValues is a feature that "speed up" sorting and
faceting?
Floyd
2013/11/20 Yago Riveiro
> Hi Floyd,
>
> DocValues are useful for sorting and faceting per ex
Hi Floyd,
DocValues are useful for sorting and faceting per example.
You don't need to change nothing in your xml's, the only thing that you need to
do is set the docValues=true in your field definition in the schema.
If you don't want use the default implementation (all loaded in the heap),
Hi there,
I'm not fully understand what kind of usage example that DocValues can be
used?
When I set field docValues=true, do i need to change anyhting in xml that I
sent to solr for indexing?
Please point me.
Thanks
Floyd
PS: I've googled and read lots of DocValues discussion but confused.
