查SCN 及它scn所对的时间点

 

 

 

select dbms_flashback.get_system_change_number from dual;--最新的SCN

 

select to_char(scn_to_timestamp(12378075488940),'yyyy-mm-dd hh24:mi:ss') from dual;--根据SCN 查时间

 

 

 

 

 

SQL> select dbms_flashback.get_system_change_number from dual;--最新的SCN
 
GET_SYSTEM_CHANGE_NUMBER
------------------------
          12378075488940
SQL> select to_char(scn_to_timestamp(12378075488940),'yyyy-mm-dd hh24:mi:ss') from dual;--SCN 查时间
 
TO_CHAR(SCN_TO_TIMESTAMP(12378
------------------------------
2013-05-24 18:11:18
 
SQL> select to_char(scn_to_timestamp(12378075488940),'yyyy-mm-dd hh24:mi:ss') from dual;--SCN 查时间
 
TO_CHAR(SCN_TO_TIMESTAMP(12378
------------------------------
2013-05-24 18:25:15
 
SQL>