On 6/14/12 1:00 PM, "Igor Tandetnik" <itandet...@mvps.org> wrote:

>On 6/14/2012 2:00 PM, Duquette, William H (318K) wrote:
>> What I want to do is find a_id's for which c contains no rows with the
>>matching b_id in which the flag column is 1.
>
>Why don't you just say that?
>
>select a_id from a
>where b_id not in (select b_id from c where flag = 1);

I tend not to think in terms of nested selects.  That looks very nice!

>
>-- 
>Igor Tandetnik
>
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