74 lines
3.2 KiB
MySQL
74 lines
3.2 KiB
MySQL
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-- +----------------------------------------------------------------------------+
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-- | Jeffrey M. Hunter |
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-- | jhunter@idevelopment.info |
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-- | www.idevelopment.info |
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-- |----------------------------------------------------------------------------|
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-- | Copyright (c) 1998-2012 Jeffrey M. Hunter. All rights reserved. |
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-- |----------------------------------------------------------------------------|
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-- | DATABASE : Oracle |
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-- | FILE : undo_users.sql |
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-- | CLASS : Undo Segments |
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-- | PURPOSE : Query all active undo segments and the sessions that are using |
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-- | them. This script is RAC enabled. |
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-- | NOTE : As with any code, ensure to test this script in a development |
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-- | environment before attempting to run it in production. |
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-- +----------------------------------------------------------------------------+
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SET TERMOUT OFF;
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COLUMN current_instance NEW_VALUE current_instance NOPRINT;
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SELECT rpad(instance_name, 17) current_instance FROM v$instance;
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SET TERMOUT ON;
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PROMPT
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PROMPT +------------------------------------------------------------------------+
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PROMPT | Report : Undo Users |
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PROMPT | Instance : ¤t_instance |
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PROMPT +------------------------------------------------------------------------+
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SET ECHO OFF
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SET FEEDBACK 6
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SET HEADING ON
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SET LINESIZE 180
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SET PAGESIZE 50000
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SET TERMOUT ON
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SET TIMING OFF
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SET TRIMOUT ON
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SET TRIMSPOOL ON
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SET VERIFY OFF
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CLEAR COLUMNS
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CLEAR BREAKS
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CLEAR COMPUTES
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COLUMN instance_name FORMAT a8 HEADING 'Instance'
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COLUMN undo_name FORMAT a25 HEADING 'Undo Name'
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COLUMN sid FORMAT 999999 HEADING 'SID'
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COLUMN serial_id FORMAT 99999999 HEADING 'Serial ID'
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COLUMN session_status FORMAT a9 HEADING 'Status'
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COLUMN oracle_username FORMAT a18 HEADING 'Oracle User'
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COLUMN os_username FORMAT a18 HEADING 'O/S User'
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COLUMN session_machine FORMAT a30 HEADING 'Machine' TRUNC
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COLUMN session_program FORMAT a40 HEADING 'Session Program' TRUNC
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SELECT
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i.instance_name instance_name
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, r.name undo_name
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, s.sid sid
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, s.serial# serial_id
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, s.status session_status
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, s.username oracle_username
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, s.osuser os_username
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, s.machine session_machine
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, s.program session_program
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FROM
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gv$session s
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INNER JOIN gv$instance i ON (s.inst_id = i.inst_id)
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INNER JOIN gv$lock l ON (s.sid = l.sid AND i.inst_id = l.inst_id)
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LEFT OUTER JOIN sys.undo$ r ON (TRUNC(l.id1/65536) = r.us#)
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WHERE
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l.type = 'TX'
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AND l.lmode = 6
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ORDER BY
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i.instance_name
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, s.sid;
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