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flashback table

原创 Linux操作系统 作者:mambo_shen 时间:2010-01-18 20:39:48 0 删除 编辑

SQL> alter table trans enable row movement;

 

SQL> select trans_id,store_id from trans where trans_id=1085;

 

  TRANS_ID   STORE_ID

---------- ----------

      1085         65

 

SQL> CREATE RESTORE POINT good_data_65;

 

SQL> update trans set store_id=66 where trans_id=1085;

 

SQL> commit;

 

SQL> select trans_id,store_id from trans where trans_id=1085;

 

  TRANS_ID   STORE_ID

---------- ----------

      1085         66

 

SQL> FLASHBACK TABLE trans TO RESTORE POINT good_data_65;

 

SQL> select trans_id,store_id from trans where trans_id=1085;

 

  TRANS_ID   STORE_ID

---------- ----------

      1085         65

 

SQL> update trans set store_id=75 where trans_id=1085;

 

SQL> commit;

 

SQL> CREATE RESTORE POINT good_data_75 GUARANTEE FLASHBACK DATABASE;

CREATE RESTORE POINT good_data_75 GUARANTEE FLASHBACK DATABASE

*

ERROR at line 1:

ORA-01031: insufficient privileges

 

$ sqlplus  "/as sysdba"

 

SQL> CREATE RESTORE POINT good_data_75 GUARANTEE FLASHBACK DATABASE;

 

SQL> exit

 

SQL> update trans set store_id=76 where trans_id=1085;

 

SQL> commit;

 

SQL> select trans_id,store_id from trans where trans_id=1085;

 

  TRANS_ID   STORE_ID

---------- ----------

      1085         76

 

SQL> FLASHBACK TABLE trans TO RESTORE POINT good_data_75;

 

SQL> select trans_id,store_id from trans where trans_id=1085;

 

  TRANS_ID   STORE_ID

---------- ----------

      1085         75

 

SQL> FLASHBACK TABLE trans TO RESTORE POINT good_data_65;

 

SQL> select trans_id,store_id from trans where trans_id=1085;

 

  TRANS_ID   STORE_ID

---------- ----------

      1085         65

 

-------------------------------------------------------------------------------------------------------------------

select scn,guarantee_flashback_database,storage_size,name from v$restore_point;

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