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Oracle WebLogic Server 12c Advanced Administration Cookbook by Dalton Iwazaki

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Creating a multi data source

The multi data source should be used when connecting to an Oracle RAC database. The multi data source is a data source abstraction that groups all the individual data sources that connect to each node of the Oracle RAC database.

Consider that the DBApp application requires an XA connection with a JNDI name jdbc/ds-XA added to a database.

The database is an Oracle RAC database with two nodes. The first node has an instance name instance-rac01 and runs in the dbhost-rac01 hostname and listens to the port 1521. The listener accepts requests to the service name dbservice-rac01. The second node is the instance instance-rac02, and it runs in the dbhost-rac02 hostname, listens to the port 1521, and has a service name dbservice-rac02 ...

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