Hi, On 2018-10-28 00:21:23 +0530, Amit Kapila wrote: > On Sun, Sep 30, 2018 at 9:18 AM Andres Freund <and...@anarazel.de> wrote: > > I think we should drop WITH OIDs support. pg_dump should convert WITH > > OIDs tables into tables that have an explicit oid column (with an > > appropriate default function), pg_upgrade should refuse to upgrade them. > > > > Is there any technical reason why you think pg_upgrade should refuse > to upgrade them? I think there is an argument to break backward > compatibility here and many people on the thread seem to be okay with > that, but refusing to upgrade sounds more restrictive.
They'd not be on-disk compatible, because the column isn't stored as a normal column but in the t_hoff space. Greetings, Andres Freund
