Which object is a single output file in a backup set?
Backup Piece • Examine this RMAN command: rman> run 2> allocate channel d1 type disk; 3> allocate channel d2 type disk; 4> copy #2 files copied in parallel 5> datafile 1 to ‘/backup/file1.dbf’, 6> datafile 2 to ‘/backup/file2.dbf’; This command creates two channels to write to disk. The COPY command uses the two channels to copy the two datafiles at the same time.