Re: How to insert either a value or the column default?

From: Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com>
To: "W(dot) Matthew Wilson" <matt(at)tplus1(dot)com>, Daniele Varrazzo <daniele(dot)varrazzo(at)gmail(dot)com>
Cc: pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: Re: How to insert either a value or the column default?
Date: 2014-08-25 14:26:48
Message-ID: 53FB47A8.5080100@aklaver.com
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On 08/25/2014 06:32 AM, W. Matthew Wilson wrote:
> On Sun, Aug 24, 2014 at 2:50 PM, Daniele Varrazzo
> <daniele(dot)varrazzo(at)gmail(dot)com> wrote:
>> It should be added to the library (it was first discussed in 2003...),
>> but it's one of these things that will stop working when psycopg will
>> start using the "extended query protocol" (together with other nifty
>> features such as string literals for table/columns names) so in my
>> mind it can only be included when psycopg will be able to do both
>> client-side parameter interpolation and server-side arguments passing,
>> and when the distinction between the two strategies will be clear
>> (this is planned for a future psycopg3 but there is no timeline for it
>> yet).
>
> First of all, thanks for showing this trick!
>
> But I am confused. Will this trick stop working in a future version
> of psycopg2? Should I avoid using it?

Here is the email laying out the issues:

http://www.postgresql.org/message-id/AANLkTi=ym3SCQKCQBtp8RJHUswwAPOpjXYKTXS=aHWzp@mail.gmail.com

>
> Thanks again!
>
>

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com

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