3 Creating Oracle RAC or Oracle RAC One Node Databases with Oracle DBCA

Use Oracle Database Configuration Assistant (DBCA) in standalone mode to create and delete Oracle Real Application Clusters (Oracle RAC) databases.

Note:

• For new installations of Oracle AI Database 26ai, Release Update 23.26, COMPATIBLE is set by default in the database to 23.6.0. You cannot change COMPATIBLE to an earlier release.
• Starting with Oracle AI Database 26ai, Release Update 23.26, you can change the COMPATIBLE setting for all sessions in the current Oracle AI Database instance without having to restart the instance.

• About Oracle Database Configuration Assistant
  Understand the features Oracle Database Configuration Assistant (Oracle DBCA) offers for creating your Oracle RAC databases.
• Selecting Installation Options for Oracle RAC
  Review the topics to select options for installing Oracle RAC.
• Automatic Listener Migration from Earlier Releases
  Review this information for listener migration from earlier database releases.
• Verifying Requirements for Oracle DBCA
  Use CVU to verify that your system is prepared for configuration changes before using Oracle DBCA to create Oracle RAC databases.
• Tasks to Complete Before Using Oracle DBCA to Create any Oracle RAC Database
  Configure your system to meet the software requirements, if you did not complete your system configuration during the Oracle Grid Infrastructure installation.
• Selecting Oracle DBCA Options to Create an Oracle RAC or Oracle RAC One Node Database
  Review this information to use Oracle DBCA to create an Oracle RAC or Oracle RAC One Node Database.
• Using DBCA to Create an Oracle RAC One Node Database
  Configure Oracle RAC One Node database using Oracle DBCA after creating a software-only setup of Oracle RAC software on cluster nodes.
• Installing the Oracle Database Vault Option
  Installing and configuring Oracle Database Vault requires actions during and after installation.
• Deleting an Oracle RAC Database Using Oracle DBCA
  Delete an Oracle RAC database using Oracle DBCA with all of the database components.