Re: Primary key duplicates

Zeki Mokhtarzada <zeki@freewebz.com> writes:
> The system is running on a Dell PowerEdge 2650 running RedHat 8.  We had a
> kernel halt about two weeks ago that was caused by one of our disk mirrors
> failing.  It could be that these problems were caused at that point in
> time and are just being noticed now.

Not sure.  xmin=2 (FrozenXid) implies that those rows have been like
that for a good long time (~ 1 billion transactions).

> But you never stated how to delete the duplicate rows.  Any suggestions?

You can select 'em by ctid, viz WHERE ctid = '(53101,30)'

            regards, tom lane