Re: Tuning 9i Database - after migrating from 8i. -

From: Tanel Põder <tanel.poder.003_at_mail.ee>
Date: Thu, 4 Mar 2004 23:20:24 +0200
Message-ID: <149c01c4022e$8215e280$a2a623d5@porgand>

> Is that good or bad? That depends on your site. Mixed mode OLTP/DSS/Batch
> sites are a losing proposition any way you look at them. Having data guard
> replicate your reporting tables to an operational data store and then
> running reports from ODS is much better solution.

In mixed environments I've often used a loggon trigger, which sets optimizer_* parameters and also sort & hash_area_sizes differently for large batch jobs based on username or whatever session attribute..

Tanel.

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Received on Thu Mar 04 2004 - 16:47:20 CST