On May 7, 9:59 am, Paul <paulvonhip...@yahoo.com> wrote:
> Is there a more efficient way to drop variables than the obvious?
> data a;
> set b (drop = x y);
By efficient, do you mean time, memory, or storage?
Compare the usage to this:
data a drop = x y;
Which works better for you may depend on lots of things, such as the
engine used by either data set, and which form you need to keep