Forewords
I think the best thing that has happened to Oracle performance in the past ten years is the radical improvement in the quality of the information you can buy now at the bookstore.
In the old days, the books you bought about Oracle performance all looked pretty much the same. They insinuated that your Oracle system inevitably suffered from too much I/O (which is, in fact, not inevitable) or not enough memory (which they claimed was the same thing as too much I/O, which also isn't true). They'd show you loads and loads of SQL scripts that you might run, and they'd tell you to tune your SQL. And that, they said, would fix everything.
It was an age of darkness.
Chris's book is a member of the family tree that has brought to usus . . . ...
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