Verifica Tamanho do Banco

set lines 200 pages 200
set timing on
select     to_char(sum(bytes) / 1024 / 1024,'9G999G999D9') "Tamanho MB"
from     (    select    sum(bytes) bytes
            from
            dba_data_files
union all
select
     sum(bytes) bytes
from
    dba_temp_files
union all
select
     sum(bytes * members)
from
    v\$log
union all
select
     sum(block_size * file_size_blks)
from
    v$controlfile
);