| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | "Hicham G(dot) Elmongui" <elmongui(at)cs(dot)purdue(dot)edu> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: enforcing a plan (in brief) |
| Date: | 2005-02-10 19:37:06 |
| Message-ID: | 200502101937.j1AJb6K29628@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
Hicham G. Elmongui wrote:
> Is there a way to bypass the optimizer and to specify a plan to be executed?
>
> Something like:
>
>
>
> Limit
> -> Nested Loop
> -> Nested Loop
> -> Seq Scan on tab00 t00
> -> Index Scan using tab03_pkey on tab03 t03
> Index Cond: ("outer".id = t03.id)
> -> Index Scan using tab01_pkey on tab01 t01
> Index Cond: ("outer".id = t01.id)
No, we feel that is of limited value. If the optimizer isn't doing
things properly, we will fix it.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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