You should just be able to install 3.1.0 again if you need to as they are in the 3.X line. To be really safe you can also take a snapshot and backup your existing SSTables first..and always remember to test before upgrading in Production :)
On 17 April 2018 at 07:48, Abdul Patel <abd786...@gmail.com> wrote: > Hi All, > > I am.planning to upgrade my cassandra cluster from 3.1.0 to 3.11.2 . Just > in case if somethings goes back then do we have any rollback or downgrade > option in cassandra to older/ previous version? > > Thanks > >
