I am not that familiar with Lucene, so my answer may be a bit off.
Search on the internet about log structured storage. There you will find
why rewriting an entry is better than updating an existing entry.
Leveldb/cassandra/bigTable use it. maybe search these terms as well.
2012/10/22 Shaya Potter <spot...@gmail.com>
> so there are lots of Qs that are asked about wanting to modify a lucene
> document (i.e. remove fields, add fields....) but are told that one needs
> to reindex.
>
> No one ever answers the technical Q of why this is, and I'm interested in
> that. presumambly because documents aren't stored as documents or even in
> any form that could be reassembled into a document, but I'm interested in
> what the actual answer is.
>
> thanks.
>
> ------------------------------**------------------------------**---------
> To unsubscribe, e-mail:
> java-user-unsubscribe@lucene.**apache.org<java-user-unsubscr...@lucene.apache.org>
> For additional commands, e-mail:
> java-user-help@lucene.apache.**org<java-user-h...@lucene.apache.org>
>
>
--
Sincerely yours,
Apostolis Xekoukoulotakis
