ORA-38758: cannot flashback data file string; restored since last recovery

文档解释

ORA-38758: cannot flashback data file string; restored since last recovery

Cause: An attempt to do FLASHBACK DATABASE found that the file was restored since the last standby recovery. The file cannot be flashed back.

Action: The file must be taken offline before continuing with the FLASHBACK DATABASE command.

答：

ORA-38758: cannot flashback data file string; restored since last recovery，这是一个Oracle数据库错误。

官方解释

常见案例

一般处理方法及步骤

(1)删除数据库中无用的恢复段。

(2)执行一次完整的媒体恢复，从而为你的数据库创建一个有效的备份集。

(3)在操作系统上重新启用闪回管理服务器。

(4)根据你的自定义时间点进行闪回操作，将数据库回滚到以前的某个状态。