Listing the Datafiles and Associated Tablespaces of a Database

Listing the Datafiles and Associated Tablespaces of a Database

To list the names, sizes, and associated tablespaces of a database, enter the following query on the DBA_DATA_FILES view:

SELECT  FILE_NAME, BLOCKS, TABLESPACE_NAME
   FROM DBA_DATA_FILES;

FILE_NAME                                      BLOCKS  TABLESPACE_NAME
------------                               ----------  -------------------
/U02/ORACLE/IDDB3/DBF/RBS01.DBF                  1536  RBS
/U02/ORACLE/IDDB3/DBF/SYSTEM01.DBF               6586  SYSTEM
/U02/ORACLE/IDDB3/DBF/TEMP01.DBF                 6400  TEMP
/U02/ORACLE/IDDB3/DBF/TESTTBS01.DBF              6400  TESTTBS
/U02/ORACLE/IDDB3/DBF/USERS01.DBF                 384  USERS