> In other words, if I am running Cassandra 1.2.x and upgrading to 2.0.x,
> 2.0.x will continue to read all the old Cassandra 1.2.x table. However, if
> I then want to upgrade to Cassandra 2.1.x, I’d better make sure all tables
> have been upgraded to 2.0.x before making the next upgrade.

Correct but you should really upgrade SSTables as early as possible to
benefit from any storage/performance improvements. Plus it's probably not
incredibly safe to be running an old format with a newer version for an
extended period.

Reply via email to