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Well, that's a problem of the package manager, not a Postgres problem. At least with Ubuntu and RedHat/CentOS/Rocky/... installing two versions in parallel is
by hans_castorp 3y ago
Well, that's a problem of the package manager, not a Postgres problem.
At least with Ubuntu and RedHat/CentOS/Rocky/... installing two versions in parallel is absolutely no problem.
I think Ubuntu even wraps that into their upgrade scripts and you can pass an option to use pg_upgrade or pg_dump/pg_restore