Marc Mamin <M.Mamin@xxxxxxxxxxxx> writes: > it seems that our problem had nothing to do with serial, but with the way schema prefixes are handled in column default values. > pg_attrdef.adsrc: > filled when the defaut value is defined. contains a schema prefix only when required at this creation time. Is constant afterwards. We removed adsrc a couple of versions back, precisely because it doesn't track subsequent changes. Relying on it has been deprecated for a lot longer than that. > Moreover a pg_dump->restore might in some cases modify the value of pg_attrdef.adsrc pg_dump hasn't relied on adsrc since PG 7.2. regards, tom lane