In this session will learn how to fix INS-30516 Please specify unique disk groups in Oracle RAC Grid installation if fails.

Use CRSCTL to change an existing Oracle Clusterware standard Cluster to an Oracle Flex Cluster.

Starting with Oracle Database 18c, Leaf nodes are deprecated as part of Oracle Flex Cluster architecture.

This topic to understand the hierarchical directory tree of a sample Optimal Flexible Architecture (OFA)-compliant database for Oracle RAC.

You must extract the image software (db_home.zip) into the directory where you want your Oracle Database home to be located,

A shared single client access name (SCAN) enables you to share one set of SCAN virtual IPs (VIPs) and listeners on a dedicated cluster with other clusters