Files
oracle/idev/dba_file_space_usage_7.sql
2026-03-12 21:23:47 +01:00

96 lines
3.7 KiB
SQL

-- +----------------------------------------------------------------------------+
-- | Jeffrey M. Hunter |
-- | jhunter@idevelopment.info |
-- | www.idevelopment.info |
-- |----------------------------------------------------------------------------|
-- | Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved. |
-- |----------------------------------------------------------------------------|
-- | DATABASE : Oracle |
-- | FILE : dba_file_space_usage_7.sql |
-- | CLASS : Database Administration |
-- | PURPOSE : Reports on all data file usage. This script was designed to |
-- | work with Oracle7 and Oracle8. This script can be run against |
-- | higher database versions (i.e. Oracle8i) but will not return |
-- | information about true TEMPORARY tablespaces. (i.e. use of |
-- | "tempfiles") |
-- | NOTE : As with any code, ensure to test this script in a development |
-- | environment before attempting to run it in production. |
-- +----------------------------------------------------------------------------+
SET TERMOUT OFF;
COLUMN current_instance NEW_VALUE current_instance NOPRINT;
SELECT rpad(instance_name, 17) current_instance FROM v$instance;
SET TERMOUT ON;
PROMPT
PROMPT +------------------------------------------------------------------------+
PROMPT | Report : File Usage |
PROMPT | Instance : &current_instance |
PROMPT +------------------------------------------------------------------------+
SET ECHO OFF
SET FEEDBACK 6
SET HEADING ON
SET LINESIZE 180
SET PAGESIZE 50000
SET TERMOUT ON
SET TIMING OFF
SET TRIMOUT ON
SET TRIMSPOOL ON
SET VERIFY OFF
CLEAR COLUMNS
CLEAR BREAKS
CLEAR COMPUTES
COLUMN bs NEW_VALUE xbs NOPRINT FORMAT a1
COLUMN tablespace FORMAT a30 HEADING 'Tablespace Name'
COLUMN filename FORMAT a55 HEADING 'Filename'
COLUMN filesize FORMAT 9,999,999,999,999 HEADING 'File Size'
COLUMN used FORMAT 9,999,999,999,999 HEADING 'Used (in bytes)'
COLUMN free FORMAT 9,999,999,999,999 HEADING 'Free (in bytes)'
COLUMN pct_used FORMAT 999 HEADING 'Pct. Used'
SET TERMOUT OFF
SELECT value bs FROM v$parameter WHERE name = 'db_block_size';
SET TERMOUT ON
BREAK ON report
COMPUTE avg OF pct_used ON report
COMPUTE sum OF filesize ON report
COMPUTE sum OF used ON report
COMPUTE sum OF free ON report
SELECT
DECODE(x.online$,
1,x.name,
65537, substr(rpad(x.name,9),1,9)||' (TEMP)',
substr(rpad(x.name,9),1,9)||' (OFF)') tablespace
, a.file_name filename
, ROUND(f.blocks*&xbs) filesize
, NVL(ROUND(SUM(s.length*&xbs),1),0) used
, ROUND(((f.blocks*&xbs)) - nvl(sum(s.length*&xbs),0), 1) free
, NVL(TRUNC(ROUND(SUM(s.length*&xbs) / (f.blocks*&xbs) * 100, 1)),0) pct_used
FROM
sys.dba_data_files A
, sys.uet$ s
, sys.file$ f
, sys.ts$ x
WHERE
x.ts# = f.ts#
AND x.online$ IN (1,2,65537)
AND f.status$ = 2
AND f.ts# = s.ts# (+)
AND f.file# = s.file# (+)
AND f.file# = a.file_id
GROUP BY
x.name
, x.online$
, f.blocks
, A.file_name
, a.file_id
/