oracle 10G闪回功能的打开
1.版本号。
SQL> select * from v$version;
BANNER
----------------------------
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Prod
PL/SQL Release 10.2.0.1.0 - Production
CORE 10.2.0.1.0 Production
TNS for Linux: Version 10.2.0.1.0 - Production
NLSRTL Version 10.2.0.1.0 - Production
2.查看是否设置了闪回
SQL> select flashback_on ,name from v$database;
FLASHBACK_ON NAME
------------------ ---------
NO ORCL
3.设置闪回功能
要在mount 状态
shutdown immediate
startup mount
alter database flashback on;
alter database open;
4.查看是否设置成功
SQL> select flashback_on,name from v$database;
FLASHBACK_ON NAME
------------------ ---------
YES ORCL
