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

57 lines
2.2 KiB
MySQL

-- +----------------------------------------------------------------------------+
-- | Jeffrey M. Hunter |
-- | jhunter@idevelopment.info |
-- | www.idevelopment.info |
-- |----------------------------------------------------------------------------|
-- | Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved. |
-- |----------------------------------------------------------------------------|
-- | DATABASE : Oracle |
-- | FILE : asm_drop_files.sql |
-- | CLASS : Automatic Storage Management |
-- | PURPOSE : Used to create a SQL script that removes all ASM files |
-- | contained within all diskgroups. |
-- | NOTE : As with any code, ensure to test this script in a development |
-- | environment before attempting to run it in production. |
-- +----------------------------------------------------------------------------+
SET ECHO OFF
SET FEEDBACK OFF
SET HEADING OFF
SET LINESIZE 256
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 full_alias_path FORMAT a255 HEAD 'File Name'
COLUMN disk_group_name NOPRINT
SELECT
'ALTER DISKGROUP ' ||
disk_group_name ||
' DROP FILE ''' || CONCAT('+' || disk_group_name, SYS_CONNECT_BY_PATH(alias_name, '/')) || ''';' full_alias_path
FROM
( SELECT
g.name disk_group_name
, a.parent_index pindex
, a.name alias_name
, a.reference_index rindex
, f.type type
FROM
v$asm_file f RIGHT OUTER JOIN v$asm_alias a USING (group_number, file_number)
JOIN v$asm_diskgroup g USING (group_number)
)
WHERE type IS NOT NULL
START WITH (MOD(pindex, POWER(2, 24))) = 0
CONNECT BY PRIOR rindex = pindex
/
SET FEEDBACK 6
SET HEAD ON