String req ="DELETE FROM REMAINING_PIECES WHERE CREATION_DATE < dateadd(""yyyy"",-1,CURRENT_TIMESTAMP)";
String req ="DELETE FROM REMAINING_PIECES WHERE CREATION_DATE < dateadd(year,-1,CURRENT_TIMESTAMP)";
String req ="DELETE FROM REMAINING_PIECES WHERE CREATION_DATE < dateadd(""yyyy"",-1,CURRENT_TIMESTAMP)";
String req ="DELETE FROM REMAINING_PIECES WHERE CREATION_DATE <" & datetime.now.addDays(-1) & ")";