Hello
>
> Personally, on the face of it I'd expect the "inconsistency" to simply
> reflect the fact that the error related to the referencing table or
> referenced table. Pavel's original patch followed the same convention
> (though it also had a constraint_table field). I'm having a hard time
> figuring out the standards intent here, and I'm not sure that we
> should even care, because that applies on to GET DIAGNOSTICS, which
> isn't really the same thing as what we have here. I defer to you,
> though - it's not as if I feel too strongly about it.
>
These fields will be reused in GET DIAGNOSTICS statement in PL/pgSQL.
It is was primary goal.
Regards
Pavel