ORA-38760: This database instance failed to turn on flashback database

SYS@d3vip> startup           

ORACLE instance started.

Total System Global Area 8589934592 bytes

Fixed Size                  7663544 bytes

Variable Size            5335154760 bytes

Database Buffers         3221225472 bytes

Redo Buffers               25890816 bytes

Database mounted.

ORA-38760: This database instance failed to turn on flashback database

SYS@d3vip>  alter database flashback off;

Database altered.

SYS@d3vip> alter database open;

alter database open

*

ERROR at line 1:

ORA-38760: This database instance failed to turn on flashback database

redo log没有了，数据不一致啦

SYS@d3vip> alter database open;

alter database open

*

ERROR at line 1:

ORA-38760: This database instance failed to turn on flashback database

SQL> shutdown immediate;

SQL> startup mount;

SQL> alter database flashback off;

SQL> alter database backup controlfile to trace noresetlogs;

SQL> shutdown immediate;

SQL>select * from v$diag_info;

查找trace位置，view alert.log

将生成的trace更名为 .sql

SQL> startup nomount

SQL>@trace_file.sql   ---重建控制文件

SQL> recover database; 

SQL> shutdown immediate;

SQL> startup; ------使用新的控制文件