© Y V Ravikumar, K M Krishnakumar and Nassyam Basha 2017

Y V Ravikumar, K M  Krishnakumar and Nassyam Basha, Oracle Database Upgrade and Migration Methods, 10.1007/978-1-4842-2328-4_7

7. Oracle GI and Oracle 12c Database Upgrades in RAC Environments

Y V Ravikumar1, K M Krishnakumar2 and Nassyam Basha

(1)Chennai, Tamil Nadu, India

(2)Bangalore, Karnataka, India

(3)Nellore, Andhra Pradesh, India

You can upgrade Oracle Grid Infrastructure (GI) with either of these methods:

  • Rolling upgrade: This involves upgrading individual cluster nodes in a cluster environment without stopping Oracle GI on other nodes in the cluster.

  • Nonrolling upgrade: This involves bringing down all the nodes except one. A complete cluster outage occurs while the root script stops ...

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