[Techtalk] SQL query question

[Amanda Babcock Furrow]

On Wed, Apr 30, 2008 at 12:23:31PM -0400, Walt wrote:
> At 11:35 PM 4/29/2008, Sara wrote:
> >You might find this useful:
> >
> >http://www.codinghorror.com/blog/archives/000976.html
> 
> Thanks for all the info... Especially the diagrams above,
> very helpful! However, I'm still not sure any of them do
> what I need... I need to select all records in Table A IF
> they do not occur in Table B.

But isn't that precisely what diagram #4 on the page above does?

Amanda