Re: psql: Add command to use extended query protocol

Michael Paquier <michael@paquier.xyz> writes:
> On Fri, Oct 28, 2022 at 08:52:51AM +0200, Peter Eisentraut wrote:
>> Two, for testing the extended query protocol from psql.  For example, for
>> the dynamic result sets patch [1], I have several ad-hoc libpq test programs
>> lying around, which would be cumbersome to integrate into the patch.  With
>> psql support like proposed here, it would be very easy to integrate a few
>> equivalent tests.

> +1.  As far as I recall, we now have only ECPG to rely on when it
> comes to coverage of the extended query protocol, but even that has
> its limits.  (Haven't looked at the patch)

pgbench can be used too, but we lack any infrastructure for using it
in the regression tests.  Something in psql could be a lot more
helpful.  (I've not studied the patch either.)

            regards, tom lane