Re: REPOST: Nested loops row estimates always too high

[Ow Mun Heng <Ow(dot)Mun(dot)Heng(at)wdc(dot)com>]

On Tue, 2007-09-25 at 11:31 +0200, Steinar H. Gunderson wrote:
> On Tue, Sep 25, 2007 at 12:53:55AM -0400, Carlo Stonebanks wrote:
> > My problem is that I think that SRF's are causing my problems. The SRF's
> > gets an automatic row estimate of 1000 rows. Add a condition to it, the
> > planner guesses 333 rows. Even at 333, this is an overestimate of the number
> > of rows returned.
> > 
> > I'm really disappointed - SRF's are a great way to place the enterprise's
> > db-centric business logic at the server.
> 
> Fortunately, in 8.3 you can attach a row estimate to the function yourself,
> which should most likely fix your problem. Look forward to the first beta :-)
> 

Where can I erad more about this new "feature"?