Re: [HACKERS] POC: Sharing record typmods between backends

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От Robert Haas
Тема Re: [HACKERS] POC: Sharing record typmods between backends
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Msg-id CA+TgmoZ9-kagi1Y8Z28HspbEMB4+fy3DeeByT-yw-uwk_yY3LQ@mail.gmail.com
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Ответ на Re: [HACKERS] POC: Sharing record typmods between backends  (Andres Freund <andres@anarazel.de>)
Ответы Re: [HACKERS] POC: Sharing record typmods between backends  (Andres Freund <andres@anarazel.de>)
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On Tue, Aug 15, 2017 at 6:06 PM, Andres Freund <andres@anarazel.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.

I am not sure that inventing a Session thing that should have 500
things in it but actually has the 3 that are relevant to this patch is
really a step forward.  In fact, it sounds like something that will
just create confusion down the road.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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