【 tulaoshi.com - 编程语言 】
如果您目前拥有一个冷备份,但是缺少了其中的一个数据文件,但你目前存在所有的归档,如果您要恢复数据文件,可以参考以下的示例:
代码如下:
[oracle@jumper eygle]$ sqlplus "/ as sysdba"
SQL*Plus: Release 9.2.0.4.0 - Production on Sun Aug 20 01:22:50 2006
Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.
Connected to an idle instance.
SQL startup mount
ORACLE instance started.
Total System Global Area 252777592 bytes
Fixed Size 451704 bytes
Variable Size 134217728 bytes
Database Buffers 117440512 bytes
Redo Buffers 667648 bytes
Database mounted.
SQL alter database open;
alter database open
*
ERROR at line 1:
ORA-01157: cannot identify/lock data file 3 - see DBWR trace file
ORA-01110: data file 3: '/opt/oracle/oradata/eygle/eygle02.dbf'
SQL alter database create datafile 3 as '/opt/oracle/oradata/eygle/eygle02.dbf';
Database altered.
SQL select name from v$datafile;
NAME
-------------------------------------------------------
/opt/oracle/oradata/eygle/system01.dbf
/opt/oracle/oradata/eygle/undotbs01.dbf
/opt/oracle/oradata/eygle/eygle02.dbf
/opt/oracle/oradata/eygle/eygle01.dbf
SQL alter database open;
alter database open
*
ERROR at line 1:
ORA-01113: file 3 needs media recovery
ORA-01110: data file 3: '/opt/oracle/oradata/eygle/eygle02.dbf'
SQL recover datafile 3;
Media recovery complete.
SQL alter database open;
Database altered.
SQL