I suppose I don't know for sure, but it seems to me that it would have to
given how it's normally used; PROC APPEND is making a pure disk operation,
after all . I'm not at a SAS computer right now but it should be a fairly
trivial test, no?
On Mon, Feb 6, 2012 at 5:55 PM, bbser 2009 <firstname.lastname@example.org> wrote:
> Hi there,
> We know that proc append does not read the base= data set. I was wondering
> if the set operator (outer) union from proc sql does the same thing. Any
> comments? Thank you.
> Regards, Max