>>Ok, this is making my head hurt. I've got a flat file that has campaign donation data from our local elected officials. I want to identify anyone who made a contribution to two officials. I want the users to be able to pick two officials and then run a select statement that will pull out all the people who have donated to both. I have tried unions, left outer, right outer, inner joins, etc. - nada.
>>
>>I would like a result set that only has four columns official, contributor, date, amount. One of you SQL gurus who does this all day, every got any ideas?
>
>Hi John,
>
>Try

>SELECT * FROM Contributuions
>	WHERE Contributor IN (
>		SELECT Contributor FROM Contributuions
>		WHERE official = @Official1 or official = @Official2
>		GROUP BY 1
>		HAVING COUNT(*) > 1
>				)

Somehow, I figured you'd be the one to come up with the answer within a few milliseconds!<g>

Thanks Sergey!