On Tue, Nov 20, 2012 at 5:42 PM, Danil ŢORIN <torin...@gmail.com> wrote:
> Ironically most of the changes are in unicode handling and standard > analyzer ;) > Ouch! It hurts then ;) > > On Tue, Nov 20, 2012 at 12:31 PM, Ramprakash Ramamoorthy < > youngestachie...@gmail.com> wrote: > > > On Tue, Nov 20, 2012 at 3:54 PM, Danil ŢORIN <torin...@gmail.com> wrote: > > > > > However behavior of some analyzers changed. > > > > > > So even after upgrade the old index is readable with 4.0, it doesn't > mean > > > everything still works as before. > > > > > > > Thank you Torin, I am using the standard analyzer only and both the > systems > > use Unicode 4.0 and I don't smell any problems here. > > > > > > > > On Tue, Nov 20, 2012 at 12:20 PM, Ian Lea <ian....@gmail.com> wrote: > > > > > > > You can upgrade the indexes with > org.apache.lucene.index.IndexUpgrader. > > > > You'll need to do it in steps, from 2.x to 3.x to 4.x, but should > work > > > > fine as far as I know. > > > > > > > > > > > > -- > > > > Ian. > > > > > > > > > Thank you Ian, this is giving me some head starts. > > > > > > > > > > > > > > On Tue, Nov 20, 2012 at 10:16 AM, Ramprakash Ramamoorthy < > > > > youngestachie...@gmail.com> wrote: > > > > > > > > > I understand lucene 2.x indexes are not compatible with the latest > > > > version > > > > > of lucene 4.0. However we have all our indexes indexed with lucene > > 2.3. > > > > > > > > > > Now that we are planning to migrate to Lucene 4.0, is there any > work > > > > > around/hack I can do, so that I can still read the 2.3 indices? Or > is > > > > > forgoing the older indices the only option? > > > > > > > > > > P.S : Am afraid, Re-indexing is not feasible. > > > > > > > > > > -- > > > > > With Thanks and Regards, > > > > > Ramprakash Ramamoorthy, > > > > > Chennai, > > > > > India. > > > > > > > > > > > > > > > > > > > > -- > > With Thanks and Regards, > > Ramprakash Ramamoorthy, > > Engineer Trainee, > > Zoho Corporation. > > +91 9626975420 > > > -- With Thanks and Regards, Ramprakash Ramamoorthy, Engineer Trainee, Zoho Corporation. +91 9626975420