On Wed, 2002-04-24 at 17:55, ARP wrote:
> > I guess select count(*) from individu where type2 is null will return 5717 (18417-12619-81)
>
> >Still don't understand the logic - I just want cells that don't start
> >with "a" I don't care if they contain null values or not.
> select count(*) from individu where type2 is null or type2 not like 'a%'
"or" works here but not in some of the more complex joins I am doing
elsewhere. I will be using "-" and "0" a lot more from now on!
Thanks again
Tony
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