> > In any case I think it's foolish not to tackle both issues at once.
> > We know we'd like to have both features and we know that 
> all the same 
> > bits of code need to be looked at to implement either.
> I guess I disagree with that sentiment.  I don't think it's 
> necessary to bundle these two features together, even if some 
> analysis will be duplicated between them, since they are 
> completely distinct in a functional sense and will touch 
> different places in the code.

I fully agree with Phil here. 

And I also see a lot of unhappiness from users of system tables 
when column numbers all over the system tables would not be logical
positions any more.


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