SQL> CREATE TABLE TEST001(
  2  TESTID NUMBER,
  3  TESTNAME VARCHAR2(25))
  4  ROWDEPENDENCIES;

Table created.

SQL> 
SQL> INSERT INTO TEST001 VALUES(1,'DEMO');

1 row created.

SQL> COMMIT;

Commit complete.

SQL> select ORA_ROWSCN,TESTID,TESTNAME from TEST001;

ORA_ROWSCN     TESTID TESTNAME
---------- ---------- -------------------------
   5066802          1 DEMO

SQL> 
SQL> update TEST001 set TESTNAME = 'TEST' WHERE TESTID = 1;

1 row updated.

SQL> COMMIT;

Commit complete.

SQL> select ORA_ROWSCN,TESTID,TESTNAME from TEST001;

ORA_ROWSCN     TESTID TESTNAME
---------- ---------- -------------------------
   5066883          1 TEST