On Thu, 13 Jun 2002, Michael Beckstette wrote:
> Version: PostgreSQL 7.1.2 on sparc-sun-solaris2.5.1, compiled by GCC 2.95
>
> Hi, when using SELECT queries chained by INTERSECT i get confused about the
> behavour of the INTERSECT operation. I try to outline this with the following
> examples.
I don't remember exact details, but I believe there were bugs in the
intersect implementation of the past. You might want to see if it works
on 7.2.x
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