GV$BACKUP_CORRUPTION

select
inst_id,                 -- INST_ID NUMBER
fcrid,                   -- RECID NUMBER
fcstm,                   -- STAMP NUMBER
fcbss,                   -- SET_STAMP NUMBER
fcbsc,                   -- SET_COUNT NUMBER
fcpno,                   -- PIECE# NUMBER
fcdfp,                   -- FILE# NUMBER
fcblk,                   -- BLOCK# NUMBER
fccnt,                   -- BLOCKS NUMBER
to_number (fcscn),       -- CORRUPTION_CHANGE# NUMBER
decode                   -- MARKED_CORRUPT VARCHAR2(3)
  (bitand (fcflg, 1), 1, 'YES', 'NO') 
from
x$kccfc
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