[
From dbazine.com]
The President gets advisors; lawyers take things under advisement; when you go to college, you are assigned an advisor; so why shouldn't Oracle DBAs have some good advisors to count on? Well, in Oracle Database 10g, we do. This article is the first in a series that will uncover the Oracle Database 10g Advisors in some detail. In this article, we will begin by introducing a principal infrastructure component that the advisors are built around, the Advanced Workload Repository.
The article continues at
http://www.dbazine.com/OLC/freeman2.shtml