Re: 7.3 schedule - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: 7.3 schedule
Date
Msg-id 200204122138.g3CLcFX16347@candle.pha.pa.us
Whole thread Raw
In response to Re: 7.3 schedule  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tom Lane wrote:
> Bruce Momjian <pgman@candle.pha.pa.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@candle.pha.pa.us               |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
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