IIRC, Steve Adams said that the impact was < 1%
Jared
|
| Daniel Hanks <hanksdc@about-inc.com>
Sent by: ml-errors@fatcity.com
12/19/2003 01:24 PM
Please respond to ORACLE-L
|
To: Multiple recipients of list ORACLE-L <ORACLE-L@fatcity.com>
cc:
Subject: RE: Finding the most actively DML'd table |
Is there any significant overhead to leaving tables in monitoring mode? For example, if I left them as such for a few days or two, and then gathered the stats on them?
Thanks again,
-- Dan
On Fri, 19 Dec 2003, Goulet, Dick wrote:
> Alter table <table_name> monitoring;
>
> then look in DBA_TAB_MODIFICATIONS
>
> Dick Goulet
> Senior Oracle DBA
> Oracle Certified 8i DBA
>
> -----Original Message-----
> Sent: Friday, December 19, 2003 3:04 PM
> To: Multiple recipients of list ORACLE-L
>
>
> Is it possible to find how many DML operations have ocurred on a given table in
> a given time period? I'd like to be able to rank the tables in a database based
> on the number of DML actions performed on them in a given time period. It would
> be interesting to see which are the 'hot spots' so to speak, and either a) tune
> access to those tables accordingly, or b) put out the fires.
>
> Granted, this strays somewhat from the Millsapian/Holtian doctrine of focusing
> on the user action with the largest business impact, but I still think it would
> be interesting to see.
>
> Thanks for any help,
>
> -- Dan
> ========================================================================
> Daniel Hanks - Systems/Database Administrator
> About Inc., Web Services Division
> ========================================================================
>
--
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Daniel Hanks - Systems/Database Administrator
About Inc., Web Services Division
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Received on Fri Dec 19 2003 - 16:49:34 CST
