标题: ORA-16002: database already open for read [打印本页] 作者: admin 时间: 2016-8-25 09:32 标题: ORA-16002: database already open for read ORA-16002: databasealready open for read/write access by another instance Cause: The database has been opened for read/write access byanother instance,
and cannot be opened for read-only access by this instance. Action: Thisinstance must be opened for read-only access, or all other instances
must first be shut down and reopened for read/write access.