文件系统异机恢复到ASM中

最新推荐文章于 2021-03-24 23:58:24 发布

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最新推荐文章于 2021-03-24 23:58:24 发布

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本文介绍如何将运行在Red Hat Enterprise Linux Server 5.5上的Oracle 11.2.0.3数据库从文件系统环境中迁移到同样版本但位于Enterprise Linux Server 5.8上的自动存储管理(ASM)环境中。内容包括备份文件的传输、控制文件及参数文件的恢复、数据文件的重新定位以及数据库的恢复与打开。

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文件系统异机恢复到ASM中
源端：
操作系统：Red Hat Enterprise Linux Server release 5.5 (Tikanga)
数据库：11.2.0.3
使用文件系统
目标：
操作系统：Enterprise Linux Enterprise Linux Server release 5.8 (Carthage)
数据库：11.2.0.3
使用ASM

源端：
把源端的全备、增量、控制文件和spfiile、归档日志等文件上传到目标机对应的目录中。
目标：
restore spfile from '/orabak/c-1050479108-20090122-1f';
vi spfile
mkdir -p /u01/app/..
restore controlfile from '/orabak/c-1050479108-20090204-1c';
startup force
alter database backup controlfile to trace as '/home/oracle/conctl.txt';
orapwd file=$ORACLE_HOME/dbs/orapwb2b entries=10 force=y password=oracle
list backup;
catalog start with '/orabak/';
catalog start with '/orabak/INCR1_xxxx_20121223_131_802742712';

select name from v$datafile
union all
select name from v$tempfile
union all
select member from v$logfile
union all
select name from v$controlfile

restore database until scn xxxxxx preview;

restore database until time 'yyyymmdd hh24:mi:ss' preview;

run
{
set newname for datafile 1 to '+DATA';
set newname for datafile 2 to '+DATA';
set newname for datafile 3 to '+DATA';
set newname for datafile 4 to '+DATA';
set newname for datafile 5 to '+DATA';
set newname for datafile 6 to '+DATA';
set newname for tempfile 10 to '+DATA';
restore database;
switch datafile all;
switch tempfile all;
}

alter database register physical logfile '/arch/thread_1_seq_322.290.796091183';

recover dtabase;

SQL> alter database rename file '/onlinelog/group_1.257.826495121' to '+DATA';

Database altered.

SQL> alter database rename file '/onlinelog/group_1.261.826495119' to '+DATA';

Database altered.

SQL> alter database rename file '/onlinelog/group_2.258.826495125' to '+DATA';

Database altered.

select group#,member from v$logfile order by 1

--scn
select file#,to_char(checkpoint_change#,'999999999999999') "SCN", to_char(last_change#,'999999999999999')"STOP_SCN" from v$datafile;
select file#,to_char(checkpoint_change#,'999999999999999') "SCN" from v$datafile_header;

select min(to_char(checkpoint_change#,'999999999999999')) "MIN_SCN",
max(to_char(checkpoint_change#,'999999999999999')) "MAX_SCN"
from v$datafile;

select min(to_char(checkpoint_change#,'999999999999999')) "MIN_SCN",
max(to_char(checkpoint_change#,'999999999999999')) "MAX_SCN"
from v$datafile_header;

alter database open resetlogs;
drop tablespace undotbs2 including contents and datafiles;