数据库不能打开,在线等待
oracle7.3数据库昨天还能正常使用,今天进入SQLPLUS,提示ORA-1122 can not open database,这是什么原因?怎么处理?
下面是日志中提示的信息:
Thu Nov 20 09:36:42 2003
PMON started
Thu Nov 20 09:36:42 2003
DBWR started
Thu Nov 20 09:36:42 2003
LGWR started
Thu Nov 20 09:36:42 2003
RECO started
Thu Nov 20 09:36:42 2003
SNP0 started
Thu Nov 20 09:36:43 2003
ALTER DATABASE MOUNT EXCLUSIVE
Thu Nov 20 09:36:43 2003
Successful mount of redo thread 1.
Thu Nov 20 09:36:43 2003
Completed: ALTER DATABASE MOUNT EXCLUSIVE
Thu Nov 20 09:36:43 2003
alter database open
ORA-1122 signalled during: alter database open...