Hello! As far as I know you have to re-index using external tool.
-- Regards, Rafał Kuć Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch - ElasticSearch > On Fri, Mar 1, 2013 at 11:59 AM, Rafał Kuć <r....@solr.pl> wrote: >> Hello! >> >> I assumed that re-indexing can be painful in your case, if it wouldn't >> you probably would re-index by now :) I guess (didn't test it myself), >> that you can create another collection inside your cluster, use the >> old codec for Lucene 4.0 (setting the version in solrconfig.xml should >> be enough) and re-indexing, but still re-indexing will have to be >> done. Or maybe someone knows a better way ? >> > Will I have to reindex via an external script bridging, such as a > Python script which requests N documents at a time, indexes them into > Solr 4.1, then requests another N documents to index? Or is there > internal Solr / Lucene facility for this? I've actually looked for > such a facility, but as I am unable to find such a thing I ask.