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Expert Oracle RAC 12c by Kai Yu, Riyaj Shamsudeen, Tariq Farooq, Syed Jaffar Hussain

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CHAPTER 13

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Clusterware and Database Upgrades

by Syed Jaffar Hussain

Whenever Oracle announces a new version, the million-dollar question facing every organization and every DBA is whether to upgrade their current (and mostly stable) environment. There is little doubt that the prospect of an upgrade gives you, as a DBA, butterflies in your stomach and the feeling that it will take a lot of hard work to make the process successful. It’s hardly surprising that many organizations are afraid to accept the risks of an upgrade.

The objective of this chapter is to explain the key elements that drive an organization to consider upgrading. It also offers ...

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