SQL> select * from mytest;
NAME
--------------------
freas
tangtang
SQL> select current_scn from v$database;
CURRENT_SCN
-----------
1228726
SQL> select * from mytest;
NAME
--------------------
freas
tangtang
SQL> delete from mytest;
2 rows deleted.
SQL> commit;
Commit complete.
SQL> select * from mytest as of scn 1228726;
NAME
--------------------
freas
tangtang
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