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select dbf.tablespace_name,
dbf.totalspace "×ÜÁ¿(M)",
dbf.totalblocks as ×Ü¿éÊý,
dfs.freespace "ÓàÏÂ×ÜÁ¿(M)",
dfs.freeblocks "ÓàÏ¿éÊý",
(dfs.freespace / dbf.totalspace) * 100 "ÏпձÈÂÊ"
from (select t.tablespace_name,
sum(t.bytes) / 1024 / 1024 totalspace,
sum(t.blocks) totalblocks
from dba_data_files t
group by t.tablespace_name) dbf,
(select tt.tablespace_name,
sum(tt.bytes) / 1024 / 1024 freespace,
sum(tt.blocks) freeblocks
from dba_free_space tt
group by tt.tablespace_name) dfs
where trim(dbf.tablespace_name) = trim(dfs.tablespace_name)
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SELECT Total.name "Tablespace Name",
Free_space, (total_space-Free_space) Used_space, total_space
from
(select tablespace_name, sum(bytes/1024/1024) Free_Space
from sys.dba_free_space
group by tablespace_name
) Free,
(select b.name, sum(bytes/1024/1024) TOTAL_SPACE
from sys.v_$datafile a, sys.v_$tablespace B
where a.ts# = b.ts#
group by b.name
) Total
WHERE Free.Tablespace_name = Total.name
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select * from dba_data_files t
where t.tablespace_name = 'ARD'
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alter database datafile 'ȫ;¾¶µÄÊý¾ÝÎļþÐÕÃû' resize ***M
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alter tablespace ±í¿Õ¼äÐÕÃû
add datafile 'ȫ;¾¶µÄÊý¾ÝÎļþÐÕÃû' ***M
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