From: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
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To: | Marko Kreen <markokr(at)gmail(dot)com> |
Cc: | PGSQL-Patches <pgsql-patches(at)postgresql(dot)org>, Andrzej Rusin <Andrzej(dot)Rusin(at)interia(dot)pl> |
Subject: | Re: DEALLOCATE ALL |
Date: | 2007-03-27 17:32:00 |
Message-ID: | 20070327173200.GB3966@alvh.no-ip.org |
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Thread: | |
Lists: | pgsql-patches |
Marko Kreen wrote:
> When pooling connections where prepared statements are in use,
> it is hard to give new client totally clean connection as
> there may be allocated statements that give errors when
> new client starts preparing statements again.
Huh, didn't we have a RESET SESSION command to do just that? What about
cursors, for example?
> I did it slightly hacky way - if DeallocateStmt->name is
> NULL is signifies DEALLOCATE ALL command. All the code
> that looks into DeallocateStmt seems to survive the situation
> so it should be problem. If still a new node is needed
> or additional field in the node I can rework the patch.
Wouldn't it be easier to just add a bool to DeallocateStmt?
--
Alvaro Herrera http://www.PlanetPostgreSQL.org
"Si un desconocido se acerca y te regala un CD de Ubuntu ...
Eso es ... Eau de Tux"
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