Re: create tablespace fails silently, or succeeds improperly

Bruce Momjian <bruce@momjian.us> writes:
> Tom Lane wrote:
>> Bruce Momjian <bruce@momjian.us> writes:
>>> Looking at the pg_upgrade code some more, I found that it was not
>>> removing the PG_VERSION file when deleting <= 8.4 tablespace files. 
>>> This might confuse administrators so the attached patch adds the removal
>>> of PG_VERSION.  I would like to apply this to master and 9.0.X.
>> 
>> ... why is that a good idea?

> The script already deletes the 8.4 database directories, but leaves
> PG_VERSION behind.  Why keep it when all the 8.4 data is gone?  The
> script also dates PGDATA for 8.4, so there is nothing left pointing to
> that directory.

Oh, I misunderstood: I thought you were proposing to do this as an
automatic action inside pg_upgrade.  If it's part of the cleanup script,
it's fine.
        regards, tom lane