> > So should I go ahead and submit a patch for BETWEEN that adds SYMMETRY
> > support in the old-style code, and then at a later stage submit
> a patch that
> > makes BETWEEN a proper node?
>
> Sure, I think that makes sense. The larger BETWEEN node code will be
> tricky.
Question: Why have you created a special case for NOT BETWEEN? Wouldn't you
just need a BETWEEN node and the NOT node will handle the NOTing?
Or is it because BETWEEN isn't a node at the moment?
Chris