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From Michael McCandless <>
Subject Re: Factor out a standalone, shared analysis package for Nutch/Solr/Lucene?
Date Mon, 01 Mar 2010 18:03:37 GMT
On Mon, Mar 1, 2010 at 12:58 PM, Marvin Humphrey <> wrote:
> On Mon, Mar 01, 2010 at 12:44:02PM -0500, Michael McCandless wrote:
>> But it goes beyond analyzers: I'd like to see other modules, now in
>> Solr, eventually moved to Lucene, because they really are "core"
>> functionality (eg facets, function (and other?) queries, spatial,
>> maybe improvements to spellchecker/highlighter).
> I disagree.  Those don't belong in core, and though they are all
> great features, adding them to core constitutes "bloat", IMO.
> The Query class belongs in core.  All those other modules should be
> distributed as plugins, which could be used by Solr, Katta, Lucene,
> whatever.
> Note that this is orthogonal to whether Solr and Lucene merge or
> diverge.

I agree with this (sorry I wasn't clear).

By "core functionality" I mean it should be a separate module (plugin)
that direct Lucene users can use, not "whenever you install core
Lucene you get these functions".

Ie, users shouldn't have to install Solr to use facets with Lucene.


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