On 9/28/07, Jan Wieck <JanWieck at yahoo.com> wrote:
> On 9/28/2007 10:33 AM, Marko Kreen wrote:
> > On 9/28/07, Tom Lane <tgl at sss.pgh.pa.us> wrote:
> >> "Marko Kreen" <markokr at gmail.com> writes:
> >> > bool          txid_not_visible_in_snapshot(int8, snap)
> >>
> >> The last seems pretty thoroughly redundant?
> >
> > Ehhee.  Jan, it's 2:1 now.  I also think it unecessary.
>
> Yeah, yeah ... I can live without it. It's just, from that point of view
> half of all comparison operators are redundant ;-)

I think the point is that this is relatively complex operation.
So having separate function in a small API that is just a NOT
of a complex operation seems "unbalanced".

-- 
marko