On 12/5/13, 10:08 AM, Tom Lane wrote:
> Peter Eisentraut <peter_e@gmx.net> writes:
>> We could invent some sneaky syntax variants, like 'pg_klass'::regclass
>> errors, but '?pg_klass'::regclass does not.
>
> Hmm ... cute idea, but shoehorning it into regoperator might be
> problematic. You'd have to pick a flag character that wasn't a
> valid operator character, which lets out '?' as well as a lot
> of the other mnemonically-reasonable choices.
Well, you could pick any letter, I suppose.