SQL> SQL> SQL> declare 2 v_ts TIMESTAMP(6):=systimestamp; 3 v_tx VARCHAR2(2000); 4 begin 5 v_tx:=to_char(v_ts,'HH24:MI:SS.FF6'); 6 DBMS_OUTPUT.put_line(v_tx); 7 end; 8 / 20:32:41.593000 PL/SQL procedure successfully completed. SQL>