On Sat, 2007-09-08 at 17:46 +0100, Heikki Linnakangas wrote:
> Tom Lane wrote:
> > Compared to what it currently takes to check the same tuple (a separate
> > index entry fetch and traversal to the heap page), this is already an
> > enormous performance improvement.
>
> Though keep in mind that we kill index tuples as soon as they're deemed
> to be dead. Nevertheless, I'm not very worried about the cost of
> following the chain either. But that's something we can quite easily
> measure if we want to.
OK, I'm good about it if you guys are.
--
Simon Riggs
2ndQuadrant http://www.2ndQuadrant.com
