Shawn Heisey <apa...@elyograg.org> wrote: > On 5/24/2017 3:44 AM, Toke Eskildsen wrote: >> It is relatively easy to downgrade to an earlier release within the >> same major version. We have not switched to 6.5.1 simply because we >> have no pressing need for it - Solr 6.3 works well for us.
> That strikes me as a little bit dangerous, unless your indexes are very > static. The Lucene index format does occasionally change in minor > versions. Err.. Okay? Thank you for that. I was under the impression that the index format was fixed (modulo critical bugs) for major versions. This will change our approach to updating. Apologies for the confusion, Toke