C H A P T E R 14
Storage Layout
In Oracle 10gR1, Oracle introduced Automatic Storage Management (ASM) and changed the way we think of managing database storage. Exadata is tightly integrated with ASM and provides the underlying disks that have traditionally been presented to ASM by the operating system. Looking at all the various intricacies of cell storage can be a little daunting at first. There are several layers of abstraction between physical disks and the ASM disk groups many DBAs are familiar with. If you've never worked with Oracle's ASM product there will be a lot of new terms and concepts to understand there as well. In Chapter 8 we discussed the underlying layers of Exadata storage from the physical disks up through the cell disk ...
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