Re: missing something obvious about intervals?

On Mon, Dec 12, 2005 at 13:04:05 -0500,
  Jim Buttafuoco <jim@contactbda.com> wrote:
>
> try
>
>
> select '2005-12-01'::date + (456.5::float || ' seconds')::interval;
>         ?column?
> ------------------------
>  2005-12-01 00:07:36.50
> (1 row)

You are better off doing a multiply. Something like:
area=> select '2005-12-01'::date + 456.5 * '1 second'::interval;
        ?column?
------------------------
 2005-12-01 00:07:36.50
(1 row)