>>>Does "Verify Database" do anything?
>
>I tried it a couple of times and couldn't see them.
>I seem to recall that working for me in the past, but it wouldn't this time.
>Once I added a column and just left VS for a while and when I came back it was there.
>I must have done something and not noticed it.
>I'd like to de-mystify it.

I don't use DataSets - I use classes. I simply need to recompile and then Verify Database. I don't think I've ever had any issues with it.