71 lines
3.1 KiB
SQL
71 lines
3.1 KiB
SQL
-- +----------------------------------------------------------------------------+
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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 : fdb_status.sql |
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-- | CLASS : Flashback Database |
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-- | PURPOSE : Provide an overview of the current state of the Flashback |
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-- | database feature. First check that Flashback Database is |
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-- | enabled. Next, provide an overview of the retention policy |
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-- | settings and estimated size of the Flashback Logs. |
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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(sys_context('USERENV', 'INSTANCE_NAME'), 17) current_instance
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FROM dual;
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SET TERMOUT ON;
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PROMPT
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PROMPT +------------------------------------------------------------------------+
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PROMPT | Report : Flashback Database Status |
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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 dbid HEADING 'DB ID'
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COLUMN name FORMAT a15 HEADING 'DB Name'
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COLUMN log_mode FORMAT a18 HEADING 'Log Mode'
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COLUMN flashback_on FORMAT a18 HEADING 'Flashback DB On?'
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SELECT
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dbid
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, name
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, log_mode
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, flashback_on
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FROM v$database;
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COLUMN oldest_flashback_scn HEADING 'Oldest|Flashback SCN'
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COLUMN oldest_flashback_time FORMAT a21 HEADING 'Oldest|Flashback Time' JUST right
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COLUMN retention_target FORMAT 999,999 HEADING 'Retention|Target (min)'
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COLUMN flashback_size FORMAT 9,999,999,999,999 HEADING 'Flashback|Size'
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COLUMN estimated_flashback_size FORMAT 9,999,999,999,999 HEADING 'Estimated|Flashback Size'
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SELECT
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oldest_flashback_scn
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, TO_CHAR(oldest_flashback_time, 'DD-MON-YYYY HH24:MI:SS') oldest_flashback_time
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, retention_target
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, flashback_size
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, estimated_flashback_size
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FROM v$flashback_database_log;
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