Re: [HACKERS] Is it time to kill support for very old servers?

On Mon, Sep 18, 2017 at 6:53 PM, Andres Freund <andres@anarazel.de> wrote:
> On 2017-09-13 23:39:21 -0400, Tom Lane wrote:
>> The real problem in this area, to my mind, is that we're not testing that
>> code --- either end of it --- in any systematic way.  If it's broken it
>> could take us quite a while to notice.
>
> Independent of the thrust of my question - why aren't we adding a
> 'force-v2' option to libpq?  A test that basically does something like
> postgres[22923][1]=# \setenv PGFORCEV2 1
> postgres[22923][1]=# \c
> You are now connected to database "postgres" as user "andres".
> postgres[22924][1]=>
> seems easy enough to add, in fact I tested the above.
>
> And the protocol coverage of the v2 protocol seems small enough that a
> single not too large file ought to cover most if it quite easily.

It seems to me that you are looking more for a connection parameter here.
-- 
Michael


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