>CREATE CURSOR c_test (PK I AUTOINC, VALUE C(10)) > >lnStart = SECONDS() >FOR i = 1 TO 1000000 > INSERT INTO c_test (value) VALUES (SYS(2015)) >NEXT i > >? SECONDS() - lnStart > >SELECT value, COUNT(*) cnt GROUP BY 1 ORDER BY 2 DESC FROM c_test HAVING cnt > 1 >All my tests show SYS(2015) is unique in a given VFP session, but I don't believe it's unique across machines, and probably not across separate sessions on a single machine (though I've never tested that).