On Tuesday, May 10, 2011 10:30:58 am Richard Broersma wrote:
> On Tue, May 10, 2011 at 10:24 AM, John Fabiani <johnf@jfcomputer.com> wrote:
> >> spi=> SELECT NULL::DATE >= '2011-04-01'::DATE AND NULL::DATE <=
> >> '2011-04-30'::DATE;
> >> ?column?
> >> ----------
> >>
> >> (1 row)
> >
> > It looks like you are saying the NULLS will be returned too
>
> The WHERE clause will only return rows is the arguments all evaluate
> to TRUE. No rows will be returned for rows that cause the WHERE
> clause to evaluate to a NULL value.
That is what I have seen (so far). But I knew I should ask the question
anyway of suffer later.
Johnf