Re: 'infinity'::Interval should be added

Chapman Flack <chap@anastigmatix.net> writes:
> On 12/13/18 04:41, Simon Riggs wrote:
>> [ we should allow this: ]
>> SELECT 'infinity'::interval;
>> ERROR:  invalid input syntax for type interval: "infinity"

> ... and if that is made to work, perhaps then arithmetic should be
> updated as well,

That wouldn't be optional.  All built-in functions on interval
would *have* to be updated to deal sanely with the new values.

(Fortunately, there aren't that many of them, IIRC.)

            regards, tom lane