Re: pg_upgrade fails with in-place tablespace[

On Mon, Sep 4, 2023 at 11:29 PM Rui Zhao <xiyuan.zr@alibaba-inc.com> wrote:
> Thank you for your response. It is evident that there is a need
> for this features in our system.
> Firstly, our customers express their desire to utilize tablespaces
> for table management, without necessarily being concerned about
> the directory location of these tablespaces.

That's not the purpose of that feature. I'm not sure that we should be
worrying about users who want to use features for a purpose other than
the one for which they were designed.

> Secondly, currently PG only supports absolute-path tablespaces, but
> in-place tablespaces are very likely to become popular in the future.

That's not really a reason. If you said why this was going to happen,
that might be a reason, but just asserting that it will happen isn't.

--
Robert Haas
EDB: http://www.enterprisedb.com