[管理脚本] 闪回目录空间

select
    name,
    round(space_limit/1024/1024/1024,2) "LIMIT(G)",
    round(space_used/1024/1024/1024,2) "USED(G)",
    round(space_reclaimable/1024/1024,2) "RECL(M)",
    number_of_files
from
    v$recovery_file_dest
/