The new Oracle data compression utility promises to save on disk storage up to three times over storing data in an uncompressed format, with relatively small overhead.
SPA [SQL Performance Analyzer] is one of the most exciting features. It’s a holistic tuning tool that allows you to define and replay a representative workload on your database.
And some appropriate warnings:
Oracle has created artificial intelligence to advise on self-healing operations, and these are often misunderstood and misapplied by people without the requisite background.
Check out the whole article, and if you have a chance be sure to catch Don’s 11g New Features presentation! I was lucky enough to see it before my presentation at the North Carolina Oracle User Group meeting a few weeks ago and learned a lot!