Scheduling RMAN Batch job for backup

Scenerio:

To take the RMAN backup by OS scheduled job (on Windows)



1- Create rman script file eg; D:\rmanbackup\scripts\backup.rcv
RUN {
ALLOCATE CHANNEL ch00 TYPE DISK FORMAT 'D:\rmanbackup\db\%d_DB_%u_%s_%p';
crosscheck backup;
backup
filesperset 4
INCREMENTAL LEVEL 0 AS COMPRESSED BACKUPSET database include current controlfile;
sql "alter system archive log current";
release channel ch00;
ALLOCATE CHANNEL CH01 TYPE DISK FORMAT 'D:\rmanbackup\db\al_%U';
backup
filesperset 4
AS COMPRESSED BACKUPSET archivelog all delete input;
restore database validate;
delete noprompt archivelog until time 'SYSDATE-3';
delete noprompt obsolete;
RELEASE CHANNEL CH01;
}
2- Create OS Batch file eg; D:\rmanbackup\scripts\backup.bat

set ORACLE_HOME=D:\app\inam\product\11.2.0.3\dbhome_1
set PATH=D:\app\inam\product\11.2.0.3\dbhome_1\bin
set RMAN_SCRIPT=backup.rcv
SET ORACLE_SID=homedb
set day=%date:~0,3%
set mm=%date:~4,2%
set dd=%date:~7,2%
set yy=%date:~-4%
set RMAN_LOG_NAME=rman_backup_L0_%yy%%mm%%dd%.log
rman target /  CMDFILE=D:\rmanbackup\scripts\%RMAN_SCRIPT% LOG=D:\rmanbackup\log\%RMAN_LOG_NAME%

3- Schedule the OS job using the batch file created in step 2.