On Thu, Mar 24, 2005 at 12:34:51PM -0500, Tom Lane wrote: > David Fetter <[EMAIL PROTECTED]> writes: > > Please find enclosed a patch that shows how to get a quick > > approximation of count(*) on a table. > > I'm not sure we should be encouraging people to look at reltuples... > for one thing, it's deliberately a moving average under 8.0.
Should there be more caveats? Cheers, D -- David Fetter [EMAIL PROTECTED] http://fetter.org/ phone: +1 510 893 6100 mobile: +1 415 235 3778 Remember to vote! ---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match
