rman 对数据文件 的恢复测试(三)

2014-11-24 18:38:21 · 作者: · 浏览: 2
1: restore complete, elapsed time: 00:01:26
Finished restore at 16-OCT-11


Starting recover at 16-OCT-11
using channel ORA_DISK_1


starting media recovery
media recovery complete, elapsed time: 00:00:00


Finished recover at 16-OCT-11


看一下数据文件:已经恢复:
[oracle@aoracle ezhou]$ ls -lrt
total 1353340
drwxr-xr-x 3 oracle oinstall 4096 Sep 28 16:34 patch
-rw-r----- 1 oracle oinstall 52429312 Oct 15 15:24 redo01.log
-rw-r----- 1 oracle oinstall 52429312 Oct 15 15:25 redo02.log
-rw-r----- 1 oracle oinstall 52429312 Oct 16 00:49 redo03.log
-rw-r----- 1 oracle oinstall 10493952 Oct 16 02:32 example02.dbf
-rw-r----- 1 oracle oinstall 26222592 Oct 16 02:32 users01.dbf
-rw-r----- 1 oracle oinstall 104865792 Oct 16 02:32 example01.dbf
-rw-r----- 1 oracle oinstall 262152192 Oct 16 02:33 sysaux01.dbf
-rw-r----- 1 oracle oinstall 298852352 Oct 16 02:33 undotbs01.dbf
-rw-r----- 1 oracle oinstall 503324672 Oct 16 02:33 system01.dbf
-rw-r----- 1 oracle oinstall 7061504 Oct 16 02:35 control03.ctl
-rw-r----- 1 oracle oinstall 7061504 Oct 16 02:35 control02.ctl
-rw-r----- 1 oracle oinstall 7061504 Oct 16 02:35 control01.ctl


打开数据库
SQL> alter database open;


Database altered.


看一下备份的记录:
BS Key Type LV Size Device Type Elapsed Time Completion Time
------- ---- -- ---------- ----------- ------------ ---------------
8 Full 869.35M DISK 00:02:18 16-OCT-11
BP Key: 8 Status: AVAILABLE Compressed: NO Tag: TAG20111016T021256
Piece Name: /u02/rman/ezhou_09mp76h8_1_1.bak
List of Datafiles in backup set 8
File LV Type Ckp SCN Ckp Time Name
---- -- ---- ---------- --------- ----
1 Full 5483534 16-OCT-11 /u02/ezhou/system01.dbf
2 Full 5483534 16-OCT-11 /u02/ezhou/undotbs01.dbf
3 Full 5483534 16-OCT-11 /u02/ezhou/sysaux01.dbf
4 Full 5483534 16-OCT-11 /u02/ezhou/users01.dbf
5 Full 5483534 16-OCT-11 /u02/ezhou/example01.dbf
6 Full 5483534 16-OCT-11 /u02/ezhou/example02.dbf

-----------


下面补充date改时间格式的方法:
alter system set nls_date_format ='yyyy-mm-dd hh24:mi:ss' scope=spfile;


SQL> select sysdate from dual;


SYSDATE
---------
16-OCT-11


SQL> show parameter format;


NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
log_archive_format string %t_%s_%r.dbf
nls_date_format string
nls_time_format string
nls_time_tz_format string
nls_timestamp_format string
nls_timestamp_tz_format string
star_transformation_enabled string FALSE
SQL> alter system set nls_date_format='yyyy-mm-dd hh24:mi:ss' scope=spfile;


System altered.


SQL> select sysdate from dual;


SYSDATE
---------
16-OCT-11


SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> select sysdate from dual;
select sysdate from dual
*
ERROR at line 1:
ORA-01034: ORACLE not available



SQL> startup nomount;
ORACLE instance started.


Total System Global Area 335544320 bytes
Fixed Size 1219280 bytes
Variable Size 83887408 bytes
Database Buffers 247463936 bytes
Redo Buffers 2973696 bytes
SQL> select sysdate from dual;


SYSDATE
-------------------
2011-10-16 02:56:41


SQL>