|  
 FILE_NAME 
 | 
 
 VARCHAR2(513) 
 | 
 | 
 
 Name of the database file 
 | 
|  
 FILE_ID 
 | 
 
 NUMBER 
 | 
 
 NOT NULL 
 | 
 
 File identifier number of the database file 
 | 
|  
 TABLESPACE_NAME 
 | 
 
 VARCHAR2(30) 
 | 
 
 NOT NULL 
 | 
 
 Name of the tablespace to which the file belongs 
 | 
|  
 BYTES 
 | 
 
 NUMBER 
 | 
 | 
 
 Size of the file in bytes 
 | 
|  
 BLOCKS 
 | 
 
 NUMBER 
 | 
 
 NOT NULL 
 | 
 
 Size of the file in Oracle blocks 
 | 
|  
 STATUS 
 | 
 
 VARCHAR2(9) 
 | 
 | 
 
 File status: AVAILABLE or INVALID (INVALID means that the file number is not in use, for example, a file in a tablespace that was dropped) 
 | 
|  
 RELATIVE_FNO 
 | 
 
 NUMBER 
 | 
 | 
 
 Relative file number 
 | 
|  
 AUTOEXTENSIBLE 
 | 
 
 VARCHAR2(3) 
 | 
 | 
 
 Autoextensible indicator 
 | 
|  
 MAXBYTES 
 | 
 
 NUMBER 
 | 
 | 
 
 Maximum file size in bytes 
 | 
|  
 MAXBLOCKS 
 | 
 
 NUMBER 
 | 
 | 
 
 Maximum file size in blocks 
 | 
|  
 INCREMENT_BY 
 | 
 
 NUMBER 
 | 
 | 
 
 Autoextension increment 
 | 
|  
 USER_BYTES 
 | 
 
 NUMBER 
 | 
 | 
 
 Corresponding number of bytes 
 | 
|  
 USER_BLOCKS 
 | 
 
 NUMBER 
 | 
 | 
 
 Number of blocks which can be used by the data 
 |