Re: POC: Sharing record typmods between backends

From: Andres Freund <andres(at)anarazel(dot)de>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: POC: Sharing record typmods between backends
Date: 2017-08-16 00:34:54
Message-ID: 20170816003454.kvtzrh2kquaiorxi@alap3.anarazel.de
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On 2017-08-15 20:30:16 -0400, Robert Haas wrote:
> On Tue, Aug 15, 2017 at 6:06 PM, Andres Freund <andres(at)anarazel(dot)de> wrote:
> > Interesting. I was apparently thinking slightly differently. I'd have
> > thought we'd have Session struct in statically allocated shared
> > memory. Which'd then have dsa_handle, dshash_table_handle, ... members.
>
> Sounds an awful lot like what we're already doing with PGPROC.

Except it'd be shared between leader and workers. So no, not really.

Greetings,

Andres Freund

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