Re: 4.0 upgrade

2023-07-09 Thread Bowen Song via user
You should not make DDL (e.g. TRUNCATE, ALTER TABLE) or DCL (e.g. GRANT, ALTER ROLE) operations or run repair on a mixed version cluster. Source: https://www.datastax.com/learn/whats-new-for-cassandra-4/migrating-cassandra-4x You should also ensure the gc_grace_seconds value is large enough to

Re: Upgrade from 3.11.5 to 4.1.x

2023-07-09 Thread Bowen Song via user
Assuming "do it in one go" means a rolling upgrade from 3.11.5 to 4.1.2 skipping all version numbers between these two, the answer is yes, you can "do it in one go". On 08/07/2023 01:14, Surbhi Gupta wrote: Hi, We have to upgrade from 3.11.5 to 4.1.x . Can we do it in one go ? Or do we have