4种方式查看控制文件内容

1，操作系统命令查看

strings control.ctl

　　

2，数据库命令查看

alter database backup controlfile to filename

　　

3，数据库trace

alter database backup controlfile to trace

or

alter database backup controlfile to trace as filename

4，dump controfile

alter system set events 'immediate trace name controlfile lever 3';