查询oracle表空间增长情况

查询命令： select a.name, b.*
from v$tablespace a,
(select tablespace_id,
trunc(to_date(rtime, 'mm/dd/yyyy hh24:mi:ss')) datetime,
max(tablespace_usedsize * 8 / 1024) used_size
from dba_hist_tbspc_space_usage
where trunc(to_date(rtime, 'mm/dd/yyyy hh24:mi:ss')) >
trunc(sysdate - 30)
group by tablespace_id,
trunc(to_date(rtime, 'mm/dd/yyyy hh24:mi:ss'))
order by tablespace_id,
trunc(to_date(rtime, 'mm/dd/yyyy hh24:mi:ss'))) b
where a.ts# = b.tablespace_id 查询效果图：