RMAN备份及恢复归档日志的语法

一.备份所有归档日志文件

   RMAN> backup archivelog all delete input;

二: restore archivelog 的各种选项

   1.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;

   7.从第五个日志开始

     RMAN> restore archivelog low logseq 5;

   8.到第5个日志为止

     RMAN> restore archivelog high logseq 5;

三: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> }

 

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