[sgt]

> Binary replication only works with DBs of the same major version. If you want to replicate to a different version, well… you can’t.

Is this true? I thought they fixed that at some point after PG11.

[luhn]

You're thinking of logical replication being added to the core. https://www.postgresql.org/docs/current/logical-replication....

WAL streaming is still only supported between the same major versions and AFAIA that isn't going to change anytime soon.