Michael Glaesemann <[EMAIL PROTECTED]> writes:
> I came across some behavior that seems counterintuitive to me:

> test=# select '1.5 mon'::interval;
>      interval
> -----------------
> 1 mon 360:00:00
> (1 row)

> With the time/day/month interval struct introduced in 8.1, I'd expect  
> this to return '1 mon 15 days'. The reason is that the DecodeInterval  
> converts fractional months to time directly, rather than cascading  
> first to days.

I agree that this seems like an oversight in the original
months/days/seconds patch, rather than behavior we want to keep.
But is DecodeInterval the only place with the problem?  My recollection
is that there's a certain amount of redundancy in the datetime code ...

                        regards, tom lane

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