Because you have used statement "if 0 then set  WORK.HASH_CLASS ;" which brought all the variables in it into your result dataset . Try to use "length CLASS_REMAPPED 8;" if it is numeric or "length CLASS_REMAPPED $ 40 ;" if it is character. Ksharp ... View more

Thank you for all of the great suggestions! I think my best option is to write the datasets to a permanent scratch drive that would be cleared at the end of every day.  I will have to contact IT to set up such a drive. ... View more