orcl 数据恢复

1.打开Flash存储的权限
ALTER TABLE tablename ENABLE row movement ;
2回滚到某个时间,下面这个是回滚到2018-07-25 15:05:00
flashback table risenet_file to timestamp to_timestamp('2018-07-25 15:05:00','yyyy-mm-dd hh24:mi:ss');

恢复表的结构

 a.从 flashback table 里查询被删除的数据表

select * from recyclebin order by droptime desc

   b.执行表的恢复

flashback table '需要恢复的表名' to before drop

详细:

https://www.cnblogs.com/java-class/p/5817217.html

https://www.cnblogs.com/langtianya/p/8006373.html