HP3000; Powerhouse 8.29 If I add a B-TREE-INDEX to a master dataset, do I have to do anything in the PHD to take advantage of this feature in a QUICK screen? Thanks, =================== Leonard S. Berkowitz Perot Health Care Systems (Harvard Pilgrim Health Care account) voice: 617-509-1212 fax: 617-509-3737 pager: 781-226-2431