Espaço ocupado pelas tabelas do usuário logado

1
2
3
4
5
6
7
8
9
10

SELECT
   SEGMENT_NAME, 
   ROUND(SUM(BYTES)/1024/1024,2) TAMANHO_MB 
FROM 
   USER_SEGMENTS
GROUP BY 
   SEGMENT_NAME
ORDER BY 
   2 DESC;