oracle 10g 命令檢視錶空間大小情況

select df.tablespace_name "表空間名",totalspace "總空間M",freespace "剩餘空間M",round((1-freespace/totalspace)*100,2) "使用率%"
from
(select tablespace_name,round(sum(bytes)/1024/1024) totalspace
from dba_data_files
group by tablespace_name) df,
(select tablespace_name,round(sum(bytes)/1024/1024) freespace
from dba_free_space
group by tablespace_name) fs
where df.tablespace_name=fs.tablespace_name;[@more@]