> Hi,
>
> SQL92 seems to assume that results of the INTERSECT/EXCEPT contain no
> duplications unless "ALL" is specified. However PostgreSQL 6.5.1 does
> not follow the requirement, I think. Maybe we need to add this to the
> TODO list?
> ---
Added to TODO:
* have INTERSECT/EXCEPT prevent duplicates unless ALL is specified
-- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610)
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