Re: CURRENT OF cursor without OIDs

Tom Lane wrote:
> 
> Hiroshi Inoue <Inoue@tpf.co.jp> writes:
> > Hmm is there any place setting proc->xmin other than
> > the following ?
> 
> > [in storage/ipc/sinval.c]
> >        if (serializable)
> >                MyProc->xmin = snapshot->xmin;
> 
> AFAICT that's the only place that sets it.  It's cleared to zero during
> transaction commit or abort in xact.c.
> 

You are right.
Now I understand I've completely misunderstood
  'NOTICE: Child itemid in update-chain marked as unused - can't
  continue repair_frag'.

regards,
Hiroshi Inoue