| 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: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Precompile SQL functions |
| Date: | 2003-03-08 04:25:19 |
| Message-ID: | 200303080425.h284PJ716930@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
Just checking for TODO list. Thanks.
---------------------------------------------------------------------------
Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > Do we precompile SQL functions yet?
>
> As of CVS tip, we can inline SQL functions that are simple "SELECT
> expression" cases; and it's always been true that SQL function queries
> are planned only once per outer query. I don't believe there's any
> cross-query caching of SQL function plans, however.
>
> regards, tom lane
>
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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