>>>>> "Tom" == Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
>> The system was recently dump/restored from a different box. The
>> failing rows are all new inserts since the restore.
Tom> So the table has been insert-only so far? I was just thinking
Tom> that HOT bugs seemed like a probable explanation, but that idea
Tom> goes out the window if there have been no UPDATEs.
No UPDATEs (and there are no HOT flags set on any tuple I looked at).
There may have been DELETEs.
--
Andrew (irc:RhodiumToad)