Tom,
You could use a table lookup. That would not require Tcl if you are employing an Xlate.
If you are not employing Xlate and are using Tcl you can still exploit the Table lookup using a Quovadx provided call out to do the lookup and return the value.
Jim Kosloskey
email: jim.kosloskey@jim-kosloskey.com 30+ years Cloverleaf, 61 years IT – old fart.