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From Otis Gospodnetic <otis_gospodne...@yahoo.com>
Subject Re: May I use a mixture of indexing methods altogether?
Date Tue, 27 Sep 2005 02:14:34 GMT
Lucene indices are created in the file system (FSDirectory) or in
memory (RAMDirectory).  If you want to store them elsewhere, you need
to implement your own Directory.

Otis

--- Mag Gam <magawake@gmail.com> wrote:

> Otis:
> 
> Thanks for the good and clean explanation! I will first try this out,
> and
> let you know how that goes...what you are saying is making VERY good
> sense!
> Once I index them, will this goto the filesystem, or somewhere else?
> I want
> this index to be created in the table, so I can do quick SELECTs thru
> there.
> 
> TIA!
> 
> 
> On 9/26/05, Otis Gospodnetic <otis_gospodnetic@yahoo.com> wrote:
> >
> > It's easy, pull the data from DB using something like JDBC, and
> from
> > retrieved rows create Lucene Documents. Of course, it gets more
> > complicated than this, but start with something simple like using
> JDBC
> > to run SELECTs, converting results to Lucene Documents, and index
> them
> > with IndexWriter.
> >
> > There are also tools like Compass and DBSight that may help.
> >
> > Otis
> >
> >
> > --- Mag Gam <magawake@gmail.com> wrote:
> >
> > > Otis:
> > >
> > > How do you do that? Got a quick and simple example? We have been
> > > looking for
> > > an example for the last 3-4 months, but no luck....
> > >
> > >
> > >
> > >
> > > On 9/25/05, Otis Gospodnetic <otis_gospodnetic@yahoo.com> wrote:
> > > >
> > > > > Is it possible to do that in a database instead of a flat
> text
> > > file?
> > > >
> > > > Huh?
> > > > You mean is it possible to index a database and not text files
> in
> > > this
> > > > fashion? If so: yes.
> > > >
> > > > Otis
> > > >
> > > >
> > > > > On 9/24/05, Ahmet Aksoy <ahmetax@axtelsoft.com> wrote:
> > > > > >
> > > > > > Thank you. That was what I meant!
> > > > > > I'll try it as soon as possible.
> > > > > >
> > > > > > Otis Gospodnetic wrote:
> > > > > >
> > > > > > >If I understand you correctly, then yes, you can index
> > > documents
> > > > > with
> > > > > > >different structures (different field names) in the same
> > > index.
> > > > > > >
> > > > > > >Otis
> > > > > > >
> > > > > > >--- Ahmet Aksoy <ahmetax@axtelsoft.com> wrote:
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >>Hi,
> > > > > > >>I have a project seed in my mind.
> > > > > > >>I will try to collect everything which have a possibility
> to
> > > be
> > > > > > >>remembered by me some day, and I will index them with
> Lucene.
> > > > > > >>Instead of using simple keywords, I will try to index
> whole
> > > > > documents
> > > > > > >>
> > > > > > >>wherever possible. So, I can start searching with a
> simple
> > > word,
> > > > > and
> > > > > > >>then continue to ask for more detailed answers.
> > > > > > >>For example, frequently I forget the name of my
> acquintances.
> > > But
> > > > > I
> > > > > > >>don't forget their gender. Or, I can remember some other
> > > details
> > > > > of
> > > > > > >>them. So, I should index every possible clues.
> > > > > > >>But, at the other end, I have some other documents -such
> as
> > > some
> > > > > > >>passwords, etc- which must be encrypted. Then, I must
use
> > > some
> > > > > > >>keywords
> > > > > > >>for them.
> > > > > > >>Is it possible to use a mixture of indexing methods
for
> the
> > > same
> > > > > > >>clusture of documents? Some of them will be very
> detailed,
> > > and
> > > > > some
> > > > > > >>of
> > > > > > >>them will contain only a simple keyword.
> > > > > > >>Is it possible?
> > > > > > >>Thanks.
> > > > > > >>Ahmet Aksoy
> > > > > > >>
> > > > > > >>
> > > > > > >>
> > > > > > >>
> > > > > > >>
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > >
> > >
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> > > >
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