https://communities.sas.com/t5/SAS-Health-and-Life-Sciences/generating-id/m-p/939#M54 There is a function uuidgen() in SAS can genearte a ID. You can try. Thu, 10 Aug 2006 13:12:50 GMT deleted_user 2006-08-10T13:12:50Z https://communities.sas.com/t5/SAS-Health-and-Life-Sciences/generating-id/m-p/938#M53 Hi, <BR /> How do I do to automatically generate a unique id number, with condition, to my data set???<BR /> <BR /> Thanks! Mon, 03 Jul 2006 13:45:35 GMT https://communities.sas.com/t5/SAS-Health-and-Life-Sciences/generating-id/m-p/938#M53 deleted_user 2006-07-03T13:45:35Z https://communities.sas.com/t5/SAS-Health-and-Life-Sciences/generating-id/m-p/939#M54 There is a function uuidgen() in SAS can genearte a ID. You can try. Thu, 10 Aug 2006 13:12:50 GMT https://communities.sas.com/t5/SAS-Health-and-Life-Sciences/generating-id/m-p/939#M54 deleted_user 2006-08-10T13:12:50Z