On Sun, Aug 27, 2006 at 07:39:49AM -0700, Richard Broersma Jr wrote: > Ah, I see. So the points is that checking the integrity between > two complete data sets can become a preformace killer.
Not necessarily. More exactly, building a support system that can check such integrity in a completely general way, such that it could be used for any arbitrary data, is a hard problem that might destroy performance. It's also a pretty exotic feature. You might want to ask on the -hackers list for more detail, though. A -- Andrew Sullivan | [EMAIL PROTECTED] This work was visionary and imaginative, and goes to show that visionary and imaginative work need not end up well. --Dennis Ritchie ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend