select * from (
Select a.tablespace_name,
(a.bytes- b.bytes) "表空间使用大小(BYTE)",
a.bytes/(1024*1024*1024) "表空间大小(GB)",
b.bytes/(1024*1024*1024) "表空间剩余大小(GB)",
(a.bytes- b.bytes)/(1024*1024*1024) "表空间使用大小(GB)",
to_char((1 - b.bytes/a.bytes)*100,'99.99999') || '%' "使用率"
from (select tablespace_name,
sum(bytes) bytes
from dba_data_files
group by tablespace_name) a,
(select tablespace_name,
sum(bytes) bytes
from dba_free_space
group by tablespace_name) b
where a.tablespace_name = b.tablespace_name
union all
select c.tablespace_name,
d.bytes_used "表空间使用大小(BYTE)",
c.bytes/(1024*1024*1024) "表空间大小(GB)",
(c.bytes-d.bytes_used)/(1024*1024*1024) "表空间剩余大小(GB)",
d.bytes_used/(1024*1024*1024) "表空间使用大小(GB)",
to_char(d.bytes_used*100/c.bytes,'99.99999') || '%' "使用率"
from
(select tablespace_name,sum(bytes) bytes
from dba_temp_files group by tablespace_name) c,
(select tablespace_name,sum(bytes_cached) bytes_used
from v$temp_extent_pool group by tablespace_name) d
where c.tablespace_name = d.tablespace_name
)
order by tablespace_name
效果如下:
