On 3/13/08, Dawid Kuroczko <[EMAIL PROTECTED]> wrote:
> On Tue, Mar 11, 2008 at 10:28 PM, Tom Lane <[EMAIL PROTECTED]> wrote:
>  > "Kynn Jones" <[EMAIL PROTECTED]> writes:
>  >  > If one can set up this insert operation so that it happens automatically
>  >  > whenever a new connection is made, I'd like to learn how it's done.
>  >
>  >  For manual psql sessions, you can put some setup commands in ~/.psqlrc.
>  >  In any other context I'm afraid you're stuck with modifying your client
>  >  application code.
>  >
>  >  An ON CONNECT trigger enforced by the database seems a bit scary to me.
>  >  If it's broken, how you gonna get into the DB to fix it?
>
>
> Well, I would benefit from ON CONNECT trigger, I must admit.
>
>  An application which uses tsearch2 ('SELECT set_curdict() / set_curcfg()' 
> being
>  called upon session start).  That is fine and that works.
>
>  Now, using statement pooling solution like pgbouncer is great benefit for 
> this
>  specific application.  There is one little problem however -- one can never 
> be
>  sure when session is started.  As a countermeasure there is a need to call
>  set_curdict() in every transaction (which is very fast), but one needs
>  to remember
>  to call that set_curdict() every time.
>
>  ON CONNECT trigger would solve that neatly!

Hm.  It seems to make more sense to implement connect-time
hook directly in pgbouncer.

-- 
marko

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