Oracle Database Tips by Donald Burleson

Oracle10g Grid Computing with RAC
Chapter 6 - Install, Configure and Database Creation

Oracle Database Creation

Step-3

It configures the Oracle network services.

Step-4

Then, it creates and starts the high availability services.

Step-5

Finally, it starts the listeners and database instances and then starts the high availability services.

Creating RAC Database with DBCA

Once the DBCA is invoked, the first page that the DBCA displays is the Welcome page for RAC (Fig. 6.24). However, the DBCA only displays this RAC specific Welcome page if it detects that the DBCA is running on a cluster node and the DBCA can communicate with Oracle Cluster Ready Services (CRS) previously installed by the OUI.

If the DBCA does not display the Welcome Page for RAC, then the DBCA was unable to detect that the clusterware (CRS) is running. If this happens, you should perform clusterware diagnostics by executing the olsnodes command. Once you get the DBCA RAC Welcome screen, to create a RAC database: