On Wed, Jul 14, 2021 at 12:45 AM Tomas Vondra <tomas.von...@enterprisedb.com> wrote: > > On 7/13/21 12:57 PM, Amit Kapila wrote: > > On Tue, Jul 13, 2021 at 10:24 AM Amit Kapila <amit.kapil...@gmail.com> > > wrote: > > > I think the problem described by Petr[1] is also possible today if the > > user drops the publication and there is a corresponding subscription, > > basically, the system will stuck with error: "ERROR: publication > > "mypub" does not exist. I think allowing to use non-historic snapshots > > just for publications will resolve that problem as well. > > > > [1] - > > https://www.postgresql.org/message-id/92e5587d-28b8-5849-2374-5ca3863256f1%402ndquadrant.com > > > > That seems like a completely different problem, TBH. For example the > slot is dropped too, which means the WAL is likely gone etc. >
I think if we can use WAL archive (if available) and re-create the slot, the system should move but recreating the publication won't allow the system to move. -- With Regards, Amit Kapila.
