On Fri, Jan 30, 2015 at 11:12:43AM -0500, Robert Haas wrote:
> I think everyone who has read this mailing list for a while is
> probably already aware of this problem. When you create a tablespace
> somewhere inside the data directory, weird things happen. If you
> pg_upgrade and then incautiously run the delete_old_cluster.sh script
> thus created, you will blow away large chunks of your data.[1] If you
pg_upgrade doesn't create the deletion script in this case, and warns
the user:
Could not create a script to delete the old cluster's data
files because user-defined tablespaces exist in the old cluster
directory. The old cluster's contents must be deleted manually.
> In the short term, I favor just adding a warning, so that people get
> some clue that they are doing something that might be a bad idea. In
> the long term, we might want to do more. Thoughts?
Yes, good idea.
--
Bruce Momjian <br...@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ Everyone has their own god. +
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