prompt <h2>Détail des datafiles : </h2>

COL file_name HEAD "Datafile"
COL file_id HEAD "File ID"
COL TABLESPACE_NAME FORMAT A20 HEAD "Tablespace"
COL autoextensible FORMAT A15 HEAD "Auto Extensible"
COL status head "Statut"
COL online_status format a15 head "Online Statut"

SELECT  
       file_id, file_name, tablespace_name, 
       round(bytes/1024/1024,0) "Bytes Mo",  
       round(maxbytes/1024/1024,0) "MaxBytes Mo", 
       round(100*bytes/maxbytes) "% Used",
       online_status,
       status, autoextensible
  FROM dba_data_files 
 ORDER BY
          file_name;

prompt <h2>Existance de blocks corrompus :</h2>
select * from v$database_block_corruption;