I have to keep one index though. Is there a way to reproduce an index from an indexReader?
-John On Jan 31, 2008 1:30 AM, Michael McCandless <[EMAIL PROTECTED]> wrote: > > Just beware, though, that with ParallelReader you must ensure that > the internal docIDs of both indices remain "aligned" over time. > > If you never do deletions, then that happens for free. > > If you do deletions, then, you must change IndexWriter to buffer by > doc count (same doc count for all writhers), and, you must change the > merge policy to LogDocMergePolicy. You also might need to switch to > SerialMergeScheduler if you ever allow readers to refresh against the > indices while a writer is still open. If you don't do that (ie > reader can only re-open after a writer is closed) then it's safe to > stick with ConcurrentMergeScheduler. > > Mike > > On Jan 31, 2008, at 4:23 AM, Doron Cohen wrote: > > > This may help: > > http://www.nabble.com/Updating-Lucene-Index-with-Unstored-fields- > > tt15188818.html#a15188818 > > > > Doron > > > > On Thu, Jan 31, 2008 at 2:42 AM, John Wang <[EMAIL PROTECTED]> > > wrote: > > > >> Hi all: > >> > >> We have a large index and it is difficult to reindex. > >> > >> We want to add another field to the index without reindexing, > >> e.g. just > >> create a new inverted index, dictionary files etc. > >> > >> How feasible is it to add this to lucene? > >> > >> > >> Thanks > >> > >> -John > >> > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
