| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | "Henry B(dot) Hotz" <hotz(at)jpl(dot)nasa(dot)gov> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgreSQL(dot)org |
| Subject: | Re: [HACKERS] Some notes on optimizer cost estimates |
| Date: | 2000-01-24 17:17:51 |
| Message-ID: | 200001241717.MAA20659@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
> >to be useful for cost estimating. We could make it a parameter like
> >we do for CPU_PAGE_WEIGHT ... but you know and I know that no one
> >ever bothers to adjust those numbers in the field ...
>
> Appologies if this is addressed later in this thread.
>
> Couldn't we test some of these parameters inside configure and set them there?
That would be cool.
--
Bruce Momjian | http://www.op.net/~candle
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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