Difference between revisions of "Tablespaces"

Revision as of 14:45, 11 December 2013

User quotas on all tablespaces

col quota format a10
select username
,      tablespace_name
,      decode ( max_bytes
              , -1, 'unlimited'
              , ceil(max_bytes / 1024 / 1024)||'M'
              ) quota
from   dba_ts_quotas
where  1=1
and    tablespace_name not in ('TEMP');

Tablespace Growth Report

The period range for this report is dependent on the snapshot retention period set for the db
[Original page]

set linesize 120
column name format a15
column variance format a20
alter session set nls_date_format='yyyy-mm-dd';
with t as (
select ss.run_time,ts.name,round(su.tablespace_size*dt.block_size/1024/1024/1024,2) alloc_size_gb,
round(su.tablespace_usedsize*dt.block_size/1024/1024/1024,2) used_size_gb
from
dba_hist_tbspc_space_usage su,
(select trunc(BEGIN_INTERVAL_TIME) run_time,max(snap_id) snap_id from dba_hist_snapshot
group by trunc(BEGIN_INTERVAL_TIME) ) ss,
v$tablespace ts,
dba_tablespaces dt
where su.snap_id = ss.snap_id
and   su.tablespace_id = ts.ts#
and   ts.name          =upper('&TABLESPACE_NAME')
and   ts.name          = dt.tablespace_name )
select e.run_time,e.name,e.alloc_size_gb,e.used_size_gb curr_used_size_gb,b.used_size_gb prev_used_size_gb,
case when e.used_size_gb > b.used_size_gb then to_char(e.used_size_gb - b.used_size_gb)
     when e.used_size_gb = b.used_size_gb then '***NO DATA GROWTH'
     when e.used_size_gb < b.used_size_gb then '******DATA PURGED' end variance
from t e, t b
where e.run_time = b.run_time + 1
order by 1;

Report of available free space in tablespaces

Original page
You probably have a problem with the autoextend max_size if column 5 is less than column 8!

set pages 400 lines 132
-------------------------------------------------------
-- free.sql  
--
-- This SQL Plus script lists freespace by tablespace
--------------------------------------------------------

column  dummy noprint
column  pct_used     format 999.9             heading "%|Used" 
column  name         format a25               heading "Tablespace Name" 
column  Kbytes       format 999,999,999,999   heading "KBytes" 
column  used         format 999,999,999,999   heading "Used" 
column  free         format 999,999,999,999   heading "Free" 
column  largest      format 999,999,999       heading "Largest" 
column  max_size     format 9,999,999,999,999 heading "MaxPoss|Kbytes"
column  pct_max_used format 999.9             heading "%|Max|Used" 
break   on report 
compute sum of kbytes on report 
compute sum of used   on report 
compute sum of free   on report 

select (
       select decode(extent_management,'LOCAL','*',' ') ||
              decode(segment_space_management,'AUTO','a ','m ')
       from   dba_tablespaces where tablespace_name = b.tablespace_name
       )    ||
       nvl(b.tablespace_name
,      nvl(a.tablespace_name,'UNKOWN')) name
,      kbytes_alloc kbytes
,      kbytes_alloc-nvl(kbytes_free,0) used
,      nvl(kbytes_free,0) free
,      ((kbytes_alloc-nvl(kbytes_free,0))/kbytes_alloc)*100 pct_used
,      nvl(largest,0) largest
,      nvl(kbytes_max,kbytes_alloc) Max_Size
,      decode( kbytes_max, 0, 0, (kbytes_alloc/kbytes_max)*100) pct_max_used
from   (
       select sum(bytes)/1024      kbytes_free
       ,      max(bytes)/1024      largest
       ,      tablespace_name
       from   sys.dba_free_space
       group  by tablespace_name
       ) a
,
       (
       select sum(bytes)/1024      kbytes_alloc
       ,      sum(maxbytes)/1024   kbytes_max
       ,      tablespace_name
       from   sys.dba_data_files
       group  by tablespace_name
       union all
       select sum(bytes)/1024      kbytes_alloc
       ,      sum(maxbytes)/1024   kbytes_max
       ,      tablespace_name
       from   sys.dba_temp_files
       group  by tablespace_name
       ) b
where  a.tablespace_name (+) = b.tablespace_name
order  by &1
/

If you are stuck on software written last century:

set pages 400 lines 132
-------------------------------------------------------
-- free.sql  
--
-- This SQL Plus script lists freespace by tablespace
--------------------------------------------------------

column  dummy noprint
column  pct_used     format 999.9       heading "%|Used" 
column  name         format a19         heading "Tablespace Name" 
column  Kbytes       format 999,999,999 heading "KBytes" 
column  used         format 999,999,999 heading "Used" 
column  free         format 999,999,999 heading "Free" 
column  largest      format 999,999,999 heading "Largest" 
column  max_size     format 999,999,999 heading "MaxPoss|Kbytes"
column  pct_max_used format 999.9       heading "%|Max|Used" 
break   on report 
compute sum of kbytes on report 
compute sum of free   on report 
compute sum of used   on report 
                                                                                                         
select (select decode(extent_management,'LOCAL','*',' ')
          from dba_tablespaces where tablespace_name = b.tablespace_name) ||
nvl(b.tablespace_name,
             nvl(a.tablespace_name,'UNKOWN')) name,
       kbytes_alloc kbytes,
       kbytes_alloc-nvl(kbytes_free,0) used,
       nvl(kbytes_free,0) free,
       ((kbytes_alloc-nvl(kbytes_free,0))/
                          kbytes_alloc)*100 pct_used,
       nvl(largest,0) largest,
       nvl(kbytes_max,kbytes_alloc) Max_Size,
       decode( kbytes_max, 0, 0, (kbytes_alloc/kbytes_max)*100) pct_max_used
from ( select sum(bytes)/1024 Kbytes_free,
              max(bytes)/1024 largest,
              tablespace_name
       from  sys.dba_free_space
       group by tablespace_name ) a,
     ( select sum(bytes)/1024 Kbytes_alloc,
              sum(maxbytes)/1024 Kbytes_max,
              tablespace_name
       from sys.dba_data_files
       group by tablespace_name
       union all
      select sum(bytes)/1024 Kbytes_alloc,
              sum(maxbytes)/1024 Kbytes_max,
              tablespace_name
       from sys.dba_temp_files
       group by tablespace_name )b
where a.tablespace_name (+) = b.tablespace_name
order by &1
/