Deployment Guide

Deployment Guide 47
Adding a New Node to the Database Instance Layer
1 On one of the existing nodes , start DBCA as the user oracle by typing:
dbca
2 In the Welcome window, select Oracle Real Application Cluster Database and click Next .
3 In the Operations window, click Instance Management and click Next .
4 In the Instance Management window, click Add Instance and click Next .
5 In the List of Cluster Databases window, select the existing database.
If your user name is not operating-system authenticated, the DBCA prompts you for a user name
and password for a database user with SYSDBA privileges.
6 Enter the user name sys and the password, and click Next .
The
List of Cluster Database Instances window appears, showing the instances associated with
the RAC database that you selected and the status of each instance.
7 Click Next .
8 In the Adding an Instance window, enter the instance name at the top of the window,
select the new node name, and click
Next .
9 In the Services window, click Next .
10 In the Instance Storage window, click Finish .
11 In the Summary window click OK to add the database instance.
A progress bar appears, followed by a message asking if you want to perform another operation.
12 Click No to exit DBCA.
13 On any one node , type the following to determine if the database instance has been successfully added:
srvctl status database -d <database name>
Removing a Node From the Cluster
Deleting a Node From the Database Instance Layer
Log in as oracle on the first node and perform the following procedure:
1
Ty p e :
dbca
2
In the Welcome window, click Next .
3 In the Operations window, click Instance Management and click Next .
4 In the Instance Management window, click Delete Instance and click Next .