V$BACKUP_SET definition in Oracle Database 11.2
V$BACKUP_SET
select
RECID, -- RECID NUMBER
STAMP, -- STAMP NUMBER
SET_STAMP, -- SET_STAMP NUMBER
SET_COUNT, -- SET_COUNT NUMBER
BACKUP_TYPE, -- BACKUP_TYPE VARCHAR2(1)
CONTROLFILE_INCLUDED, -- CONTROLFILE_INCLUDED VARCHAR2(3)
INCREMENTAL_LEVEL, -- INCREMENTAL_LEVEL NUMBER
PIECES, -- PIECES NUMBER
START_TIME, -- START_TIME DATE
COMPLETION_TIME, -- COMPLETION_TIME DATE
ELAPSED_SECONDS, -- ELAPSED_SECONDS NUMBER
BLOCK_SIZE, -- BLOCK_SIZE NUMBER
INPUT_FILE_SCAN_ONLY, -- INPUT_FILE_SCAN_ONLY VARCHAR2(3)
KEEP, -- KEEP VARCHAR2(3)
KEEP_UNTIL, -- KEEP_UNTIL DATE
KEEP_OPTIONS, -- KEEP_OPTIONS VARCHAR2(11)
MULTI_SECTION -- MULTI_SECTION VARCHAR2(3)
from
GV$BACKUP_SET
where
inst_id = USERENV('Instance')