Re: dynamic result sets support in extended query protocol

From: Dave Cramer <davecramer(at)postgres(dot)rocks>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Jack Christensen <jack(at)jncsoftware(dot)com>, Shay Rojansky <roji(at)roji(dot)org>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Vladimir Sitnikov <sitnikov(dot)vladimir(at)gmail(dot)com>, Mark Paluch <mpaluch(at)vmware(dot)com>
Subject: Re: dynamic result sets support in extended query protocol
Date: 2020-10-21 00:17:45
Message-ID: CADK3HHJnDC_qO+M-5M5cBXpEBR0Ubb2xmTdj62aQygGGhv=_Kg@mail.gmail.com
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On Tue, 20 Oct 2020 at 20:09, Andres Freund <andres(at)anarazel(dot)de> wrote:

> Hi,
>
> On 2020-10-20 18:55:41 -0500, Jack Christensen wrote:
> > Upthread someone posted a page pgjdbc detailing desired changes to the
> > backend protocol (
> >
> https://github.com/pgjdbc/pgjdbc/blob/master/backend_protocol_v4_wanted_features.md
> ).
>
> A lot of the stuff on there seems way beyond what can be achieved in
> something incrementally added to the protocol. Fair enough in an article
> about "v4" of the protocol. But I don't think we are - nor should we be
> - talking about a full new protocol version here. Instead we are talking
> about extending the protocol, where the extensions are opt-in.
>

You are correct we are not talking about a whole new protocol, but why not ?
Seems to me we would have a lot more latitude to get it right if we didn't
have this limitation.

Dave

>
>

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