Table Space 공간 확인

SELECT 
    TABLESPACE_NAME, 
    FILE_NAME, 
    BYTES/1024/1024 "Size_MB", 
    MAXBYTES/1024/1024 "MaxSize_MB", 
    AUTOEXTENSIBLE 
FROM 
    DBA_DATA_FILES
ORDER BY
    BYTES/1024/1024 DESC
;