Set random_page_cost = 2 solved the problem. thanks
On Thu, Feb 21, 2008 at 6:16 PM, Claus Guttesen <kometen(at)gmail(dot)com> wrote:
> > > > why it doesn´t use index for the primary keys in the join
> conditions?
> > >
> > > Maby random_page_cost is set too high? What version are you using?
> >
> > Postgresql v. 8.2.1
>
> You can try to lower this value. The default (in 8.3) is 4.
>
> --
> regards
> Claus
>
> When lenity and cruelty play for a kingdom,
> the gentlest gamester is the soonest winner.
>
> Shakespeare
>