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From "Uwe Schindler" <...@thetaphi.de>
Subject RE: Question on number of fields in a document
Date Fri, 12 Mar 2010 13:50:55 GMT
You get memory problems if you turn on norms for all those fields (as norms are large byte[]
arrays per field). But this is not a hard limitation, but you should take care.

-----
Uwe Schindler
H.-H.-Meier-Allee 63, D-28213 Bremen
http://www.thetaphi.de
eMail: uwe@thetaphi.de

> -----Original Message-----
> From: Erick Erickson [mailto:erickerickson@gmail.com]
> Sent: Friday, March 12, 2010 2:43 PM
> To: java-user@lucene.apache.org
> Subject: Re: Question on number of fields in a document
> 
> There's no requirement that all documents have the same
> fields, Lucene is fine with different docs having different
> fields.
> 
> There's no limit on the number of different fields allowed
> that I know of, but I'm sure someone will chime in if there
> is....
> 
> HTH
> Erick
> 
> On Fri, Mar 12, 2010 at 7:51 AM, Vinicius Carvalho <
> viniciusccarvalho@gmail.com> wrote:
> 
> > Hello there! We are indexing metadata for our medias. One ideia is
> that
> > each
> > user adds its own metadata, so each document may have different
> > number/name/type of fields. Is this ok on Lucene? I mean, is Lucene
> ok with
> > the this relax approach.
> >
> > Also, considering that each user may define its own metadata, we may
> have
> > several different types of fields. Is there a limit for this?
> >
> > Regards
> >
> > --
> > The intuitive mind is a sacred gift and the
> > rational mind is a faithful servant. We have
> > created a society that honors the servant and
> > has forgotten the gift.
> >


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