--1、查看表空间的名称及大小
select
t.tablespace_name,
round(sum(bytes/(1024*1024)),0) ts_size
from
dba_tablespaces t,
dba_data_files d
where
t.tablespace_name = d.tablespace_name
group by t.tablespace_name;
--2、查看表空间物理文件的名称及大小
select
tablespace_name,
file_id, file_name,
round(bytes/(1024*1024),0) total_space
from
dba_data_files
order by tablespace_name;