> > accounts 157895 (initial size) 49284 (increase)
> > accounts_pkey 19709 (initial size) 19705 (increase)
> >
> >
> Just to clarify, the relation size and increase is in number
> of blocks.
The numbers are quite impressive :-) Have you removed the selects on
accounts too ?
Seems that should also show improvements.
Do you prune chains during update also ? This seems important for a
scenario where only few selects but many updates happen.
Andreas