On Sat, May 19, 2007 at 12:32:33AM +0200, Steinar H. Gunderson wrote:
> Did you ANALYZE your tables recently? If the joins are really between
> millions of rows and the planner thinks it's a couple thousands, the stats
> sound rather off...
Sorry, I forgot your first e-mail where you said you had both vacuumed and
analyzed recently. The estimates are still off, though -- the WHERE query
might be difficult to estimate properly. (I'm not sure how Tom arrived on
his conclusion of expensive user-defined functions, but given the usual
precisions of his guesses, I'd check that too...)
/* Steinar */
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