Robert Haas <robertmh...@gmail.com> writes: > On Mon, Jun 13, 2011 at 7:47 PM, Bruce Momjian <br...@momjian.us> wrote: >> No, it does not. Under what circumstances should I issue a suggestion >> to reindex, and what should the text be?
> It sounds like GIN indexes need to be reindexed after upgrading from < > 9.1 to >= 9.1. Only if you care whether they work for corner cases such as empty arrays ... corner cases which didn't work before 9.1, so very likely you don't care. I'm not sure that pg_upgrade is a good vehicle for dispensing such advice, anyway. At least in the Red Hat packaging, end users will never read what it prints, unless maybe it fails outright and they're trying to debug why. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers