RMAN - Recovery Manager
# su - oracle
$ . hrms.env
$ sqlplus '/as sysdba'
Archicve should be enabled
$ which rman
$ rman target /
or
$ rman
RMAN> connect target /
RMAN> shutdown immediate
RMAN> startup
RMAN configuration parametermeters
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RMAN> show all;
or
SQL> set linesize 100;
SQL> col VALUE format a20;
SQL> col NAME format a20;
