> > I would add some criteria to your Filter and have it do it.

> Not sure what you mean by that. I want to order the table by an
> expression, rather than filter out some of the rows and retain the
> order they're in.

I believe I misunderstood you. What you will likely have to do is maintain
a separate column that physically stores a value that can be sorted on and
used in an actual index.

Jason Wharton