RMAN Resoter and Recover

1. The whole database
RMAN> startup force mount;
RMAN> restore database;
RMAN> recover database;
RMAN> alter database open;

2. Tablespace
RMAN> sql 'alter tablespace tbs1 offline';
RMAN> restore tablespace tbs1;
RMAN> recover tablespace tbs1;
RMAN> sql 'alter tablespace tbs1 online';

3. Datafile
RMAN> sql 'alter database datafile 5 offline';
RMAN> restore datafile 5;
RMAN> recover datafile 5;
RMAN> sql 'alter database datafile 5 online';

4. Block of a Datafile
RMAN> blockrecover datafile 5 block 126;