日期:2014-05-16 浏览次数:20516 次
select tablespace_name,sum(bytes)/1024/1024 from dba_data_files group by tablespace_name;
select tablespace_name,sum(bytes)/1024/1024 from dba_free_space group by tablespace_name;
select a.tablespace_name,total,free,total-free used from ( select tablespace_name,sum(bytes)/1024/1024 total from dba_data_files group by tablespace_name) a, ( select tablespace_name,sum(bytes)/1024/1024 free from dba_free_space group by tablespace_name) b where a.tablespace_name=b.tablespace_name;