Date: Thu, 27 Dec 2007 01:32:45 -0800 (PST)
> > If everyone is clear NULLS shouldn't be used, why the debate as to what
> > to do about them ?
> Because SQL allows NULL and even promotes the idea that NULL solves some
> problem instead of introducing many.
So everyone is agreed that NULLs shouldn't appear anywhere, and its just a matter of time before NULLS become a legacy problem and a relational language supercedes SQL?
>To indicate that there can be no value? Why not a seperate table with
>a boolean value in the non-key column?
Received on Thu Dec 27 2007 - 10:32:45 CET