因断电导致oracel启动失败解决
1尝试recover database 失败
2.创建控制文件
sql>alter database backup controlfile to trace
$ls -lrt trace/ 找到最新.trc,并复制resetlog 创建控制文件
sql>shutdown immediate;
sql>startup nomount
已启动到mount
sql>recover database until cancel
sql>recover database
sql>alter database open;