RE: Index question

From: <JayMiller_at_TDWaterhouse.com>
Date: Mon, 15 May 2006 17:34:28 -0400
Message-ID: <ECABFBF469D43D4F98E2E65BB56660C023E8B1CD@usnjc01wmx003.tdwaterhouse.com>

In 9i and later you can
alter index owner.index_name monitoring usage;

According to both Tom Kyte and Steve Adams there's very little overhead.

Then query v$object_usage to see whether the indexes are being used.

You should leave it on at least a month in case of end of month batch jobs.

Thanks,
Jay Miller
Sr. Oracle DBA
x68355  

-----Original Message-----

From: oracle-l-bounce_at_freelists.org
[mailto:oracle-l-bounce_at_freelists.org]
Sent: Monday, May 15, 2006 5:29 PM
To: oracle-l_at_freelists.org
Subject: Index question

Hi,
How do we know non used indexes?
thanks
-paul

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http://www.freelists.org/webpage/oracle-l Received on Mon May 15 2006 - 16:34:28 CDT