Shulou(Shulou.com)05/31 Report--

This article mainly introduces "the recovery steps of RMAN data files". In the daily operation, I believe that many people have doubts about the recovery steps of RMAN data files. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts of "recovery steps of RMAN data files". Next, please follow the editor to study!

1. Recovery condition

Have a full database backup and the database is in mount or open state

two。 Recovery steps

Case 1: when the disk is intact

(1) put the data file offline

RMAN > sql 'alter database datafile 5 offline'

(2) repair and restore data files

RMAN > restore datafile 5

RMAN > recover datafile 5

(3) put the data file online.

RMAN > sql 'alter database datafile 5 online'

Case 2: when the disk is damaged, you need to specify a new path

(1) put the data file offline

RMAN > sql 'alter database datafile 5 offline'

(2) repair and restore the database

RMAN > run {

Set newname for datafile 5 to'/ oracle/oradata/orcl/users01.dbf'

Restore datafile 5

Switch datafile 5

Recover datafile 5

}

(3) put the data file online.

RMAN > sql 'alter database datafile 5 online'

At this point, the study on the "recovery steps of RMAN data files" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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