restore archivelog 的用法

1.备份所有归档日志文件

RMAN> backup archivelog all delete input;

第二: restore archivelog 的各种选项

0.根据rac线程restore archivelog from logseq 6160 thread 2;

1.restore archivelog all  恢复全部归档日志文件

RMAN> restore archivelog all;

2.只恢复 5到8这四个归档日志文件

RMAN> restore archivelog from logseq 5 until
logseq 8;

3.恢复从第5个归档日志起

RMAN> restore archivelog from logseq 5;

4.恢复7天内的归档日志

RMAN> restore archivelog from time
‘sysdate-7‘;

5. sequence between 写法

RMAN> restore archivelog sequence between 1 and
3;

6.恢复到哪个日志文件为止

RMAN> restore archivelog until logseq 3;

6.从第五个日志开始恢复

RMAN> restore archivelog low logseq 5;

7.到第5个日志为止

RMAN> restore archivelog high logseq 5;

如果想改变恢复到另外路径下 则可用下面语句

set archivelog destination to ‘d:\backup‘;

RMAN> run
2> {allocate channel ci type disk;
3> set archivelog destination to ‘d:\backup‘;
4> restore archivelog all;
5> release channel ci;
6> }

8.根据时间查看需要的备份集：

[email protected]/orabak>rman target /

RMAN> list backup of archivelog time between
"to_date(‘2009-06-24 08:00:00‘,‘yyyy-mm-dd hh24:mi:ss‘)" and
"to_date(‘2009-06-24 13:00‘,‘yyyy-mm-dd hh24:mi:ss‘)";

恢复指定时间段

RMAN> run {
2> set archivelog destination to
‘/orabak/testarch‘;
3> SQL ‘ALTER SESSION SET
NLS_DATE_FORMAT="YYYY-MM-DD:HH24:MI:SS"‘;
4> restore archivelog time between ‘2009-06-24
09:00:00‘ and ‘2009-06-24 12:10:00‘;
5> }