I am about to try exact same thing, running SOLR on top of Lucene indexes created by Lucene.Net 2.9.2. AFAIK, it should work. Not sure if indexes become non-backwards compatible once any new documents are written to them by SOLR though. Probably good to make a backup first.
On Dec 13, 2011, at 4:34 PM, Anderson vasconcelos wrote: > Hi > > I have a old project that use Lucene 2.9. Its possible to use the index > created by lucene in SOLR? May i just copy de index to data directory of > SOLR, or exists some mechanism to import Lucene index? > > Thanks