Running mixed versions of Cassandra 3.x and 4.x is supported in the same
cluster for the purpose of live upgrades, though certain features (such as
repair) are not supported while in a mixed-version state.
All of 3.0, 3.x, 4.0, and 4.1 can coexist for the purpose of upgrades. 4.0 and
4.1 are
Hi folks,
I know it is impossible to run 3.x and 4.x nodes in the same cluster. Is it
possible to run 4.0 and 4.1 nodes together? Is it a good idea?
Doug Whitfield
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