Paul Jones <pbj@xxxxxxxxxx> writes: > On Mon, Jan 11, 2016 at 10:04:16AM -0500, Tom Lane wrote: >> It looks like pg_upgrade tries to load all libraries from functions in >> any database in the old cluster into a single session in the new cluster, >> which will fail in a scenario like this even if you keep python2 and >> python3 functions rigorously separated into distinct databases. I'm >> not sure if we could weaken that test enough to work. > I guess the thing to do is to manually pg_dump the databases that have > python, drop them, upgrade, and then manually restore. If you'd rather build a patched version of PG, I have posted a work-in-progress patch to address this issue: http://www.postgresql.org/message-id/31659.1452538805@xxxxxxxxxxxxx regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general