IBM® DB2® , IBM DB2 for z/OS® , and Oracle Database are the databases supported. The Administrative Console can be used to configure a login alias for both the DB2 and Oracle data sources as follows:
Procedure
Navigate to Security > Global security;
Expand the Java Authentication and Authorization Service option in the Authentication section and select the J2C authentication data option;
Click New to open the Configuration screen;
Set the following fields:
Alias = dbadmin
User ID = <database username>
Password = <database password>
Description = The database security alias
where <database username> and <database password> are set to the username and password used to login to the database;