Re: Avoiding bad prepared-statement plans.

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От Bruce Momjian
Тема Re: Avoiding bad prepared-statement plans.
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Msg-id 201002152005.o1FK5Ts29002@momjian.us
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Ответ на Re: Avoiding bad prepared-statement plans.  (Robert Haas <robertmhaas@gmail.com>)
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Robert Haas wrote:
> > 7. Why is there no option to do parameterized-queries which replan every
> > time?
> >
> > This just seems like an area that has been neglected, or maybe I am
> > missing something and our current setup is acceptable.
> 
> No, our current setup is not acceptable, and your questions are all
> right on target.  I have been hoping that someone would take an
> interest in this problem for years.  An option to replan on every
> execution would be a very, very fine thing.  IMHO, there should also
> be a way to signal to PL/pgsql that you want this behavior for a
> particular query, short of wrapping it using EXECUTE, which is clunky
> and also forces a re-parse on every execution.

I was hoping I was wrong.  :-(

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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