RMAN LEVEL 0 Backup

RUN {

ALLOCATE CHANNEL CH1 TYPE 'SBT_TAPE'; 

ALLOCATE CHANNEL CH2 TYPE 'SBT_TAPE'; 

ALLOCATE CHANNEL CH3 TYPE 'SBT_TAPE'; 

ALLOCATE CHANNEL CH4 TYPE 'SBT_TAPE';  

backup incremental level 0 filesperset 1 format '%d_LEVEL0_%s_%t_%p.dbf' database include current controlfile; 

sql 'alter system archive log current'; 

change archivelog all crosscheck; 

backup NOT BACKED UP 1 TIMES archivelog all  filesperset 1 format '%d_arch_%s_%t_%p.arc';

DELETE ARCHIVELOG ALL  BACKED UP 1 TIMES TO DEVICE TYPE sbt COMPLETED BEFORE 'SYSDATE-1/24';

RELEASE CHANNEL CH1; 

RELEASE CHANNEL CH2; 

RELEASE CHANNEL CH3; 

RELEASE CHANNEL CH4;  

}