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From Michael McCandless <>
Subject Re: IndexingChain and TermHash
Date Sat, 14 Nov 2009 13:22:43 GMT
On Fri, Nov 6, 2009 at 1:34 PM, Renaud Delbru <> wrote:
> Hi Michael,
> Thanks for the quick fix. I have tested it (indexing multiple documents +
> searching), and it seems to work.
> On 06/11/09 18:09, Michael McCandless wrote:
>> To be honest, you are sort of forging new territory here :)
> I think so too, not an easy task ;o). I have seen that you have tried to
> make modular the indexing chain of Lucene (DocumentsWriter). I still try to
> have a good understanding of the default indexing, but I would like to see
> how it is easy (or difficult) to modify the format of the postings. From my
> current understanding, it seems that only the consumer at the end of this
> chain (FreqProxTermsWriter and its consumer FormatPostingsFieldsWriter) has
> to be changed to a certain extend.

Right, those two classes do the writing of the postings, currently.

But with flexible indexing (LUCENE-1458), still in progress, we hope
to make it more easily pluggable, the codec that actually reads &
writes the postings.


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