Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > Updated wording:
>
> > test=> select * from test union select * from test order by x is null;
> > ERROR: A UNION/INTERSECT/EXCEPT ORDER BY cannot use expressions or functions, only result column names
>
> This does not meet the style guidelines.
Where are the style guidelines? I looked before but can't find them.
I agree the second part could be a hint.
--
Bruce Momjian bruce(at)momjian(dot)us
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