On Mon, Jun 18, 2007 at 04:35:11PM -0700, Steve Atkins wrote: > > On Jun 18, 2007, at 4:09 PM, david@xxxxxxx wrote: > > The tricky bits are going to be defining the problem and creating the > alogrithm to do the maths from input to output. Why not methodically discuss the the alogrithms on pgsql-performance, thus improving the chance of being on target up front. Plus, us newbies get to see what you are thinking thus expanding our universe. I know I'd read every word. Thanks for doing this, btw.