| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Neil Conway <nconway(at)klamath(dot)dyndns(dot)org>, zakkr(at)zf(dot)jcu(dot)cz, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: 7.3 schedule |
| Date: | 2002-04-12 21:38:15 |
| Message-ID: | 200204122138.g3CLcFX16347@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > Oh, are you thinking that one backend would do the PREPARE and another
> > one the EXECUTE? I can't see that working at all.
>
> Uh, why exactly were you advocating a shared cache then? Wouldn't that
> be exactly the *point* of a shared cache?
I thought it would somehow compare the SQL query string to the cached
plans and if it matched, it would use that plan rather than make a new
one. Any DDL statement would flush the cache.
--
Bruce Momjian | http://candle.pha.pa.us
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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