Re: HOW TO KNOW INDEX NOT IN USE?

From: Connor McDonald <hamcdc_at_yahoo.co.uk>
Date: Mon, 04 Feb 2002 14:33:34 -0800
Message-ID: <F001.0040586F.20020204141535@fatcity.com>

Pre 9i its not trivial. One common way is to periodically run explain-plan on all of the queries in v$sql and search for index access in the result plans.

A (very rudimentary) script to do that is on my site (under Tuning => Index usage)

hth
connor

• Seema Singh <oracledbam_at_hotmail.com> wrote: > Hi
  > I there any view which can tell us which indexes are
  > not in use?
  > Thx
  > -Seema
  >
  >
  >
  >
  

  ---

  
  > Chat with friends online, try MSN Messenger:
  > http://messenger.msn.com
  >
  > --
  > Please see the official ORACLE-L FAQ:
  > http://www.orafaq.com
  > --
  > Author: Seema Singh
  > INET: oracledbam_at_hotmail.com
  >
  > Fat City Network Services -- (858) 538-5051 FAX:
  > (858) 538-5051
  > San Diego, California -- Public Internet
  > access / Mailing Lists
  >
  

  ---

  
  > To REMOVE yourself from this mailing list, send an
  > E-Mail message
  > to: ListGuru_at_fatcity.com (note EXACT spelling of
  > 'ListGuru') and in
  > the message BODY, include a line containing: UNSUB
  > ORACLE-L
  > (or the name of mailing list you want to be removed
  > from). You may
  > also send the HELP command for other information
  > (like subscribing).
  

  ---

Connor McDonald
http://www.oracledba.co.uk (mirrored at http://www.oradba.freeserve.co.uk)

"Some days you're the pigeon, some days you're the statue"

---

Do You Yahoo!?
Everything you'll ever need on one web page from News and Sport to Email and Music Charts http://uk.my.yahoo.com

-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: =?iso-8859-1?q?Connor=20McDonald?=
  INET: hamcdc_at_yahoo.co.uk

Fat City Network Services    -- (858) 538-5051  FAX: (858) 538-5051
San Diego, California        -- Public Internet access / Mailing Lists
--------------------------------------------------------------------
To REMOVE yourself from this mailing list, send an E-Mail message
to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in
the message BODY, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from).  You may
also send the HELP command for other information (like subscribing).

Received on Mon Feb 04 2002 - 16:33:34 CST