Shulou(Shulou.com)06/01 Report--

1. View table Historical time data

select * from tab_test AS OF TIMESTAMP to_timestamp('20140917 10:00:00','yyyymmdd hh34:mi:ss');

2. Use flashback table to restore table to a certain time in the past

alter table tab_test enable row movement; flashback table tab_test to timestamp ('20140917 10:00:00','yyyymmdd hh34:mi:ss');alter table tab_test disable row movement;

3. Check the operation of the table in the past period of time to confirm the time point to be restored.

select SQL_TEXT,LAST_ACTIVE_TIME from v$sqlarea where LAST_ACTIVE_TIME >to_date('20140917 10:00:00','yyyymmdd hh34:mi:ss') and SQL_TEXT like '%tab_test%';

4. Confirm whether to open flashback

select log_mode,flashback_on from v$database;

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