三种方法
使用SCN
flashback table my_table to scn 699310;
Timestamp
flashback table my_table to timestamp '2008-03-03 10:08:31';
Before drop
flashback table "BIN$ewhgTFxaSyuts++4swyE3Q==$0" to before drop rename to test_objects;
举例:
--首先使用flashback 恢复已经drop的对象,必须在10g以上的版本
SQL> select * from v$version;
BANNER
----------------------------------------------------------------
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Prod
PL/SQL Release 10.2.0.1.0 - Production
CORE 10.2.0.1.0 Production
TNS for 32-bit Windows: Version 10.2.0.1.0 - Production
NLSRTL Version 10.2.0.1.0 - Production
SQL>
SQL> conn gaoyj/gaoyj
已连接。
SQL> conn / as sysdba
已连接。
SQL> conn gaoyj/gaoyj
已连接。
SQL> create table test_objects as select * from all_objects;
表已创建。
SQL> show recyclebin
SQL> show recyclebin;
SQL> drop table test_objects;
表已删除。
SQL> show recyclebin;
ORIGINAL NAME RECYCLEBIN NAME OBJECT TYPE DROP TIME
---------------- ------------------------------ ------------ -------------------
TEST_OBJECTS BIN$ewhgTFxaSyuts++4swyE3Q==$0 TABLE 2008-03-03:15:19:42
SQL> flashback table "BIN$ewhgTFxaSyuts++4swyE3Q==$0" to before drop rename to t
est_objects;
闪回完成。
SQL> show recyclebin
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