DSXchange

Posted: **Tue Jul 05, 2011 3:12 pm**

The key has two columns, Col1 and Col2.

Posted: **Tue Jul 05, 2011 9:41 pm**

From column 3 is it possible to replace 1 by a, 2 by b 3 by c and d by 4 and generate column 4?

Logic needed