Book Image

Oracle WebLogic Server 12c Advanced Administration Cookbook

By : Dalton Iwazaki
Book Image

Oracle WebLogic Server 12c Advanced Administration Cookbook

By: Dalton Iwazaki

Overview of this book

Table of Contents (15 chapters)
Oracle WebLogic Server 12c Advanced Administration Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Creating a GridLink data source


The GridLink data source is a new type of data source that has been available in WebLogic Server since Version 10.3.4. The GridLink is used to connect to Oracle RAC databases and is a recommended alternative to the multi data sources since it provides some useful features, such as fast connection failover, runtime connection load balancing, graceful handling of Oracle RAC outages, GridLink affinity, and SCAN addresses.

The same DBApp application requirement from the earlier recipe will be used, but in this recipe a GridLink data source will be used instead of a multi data source.

Consider that the DBApp application requires an XA connection with a JNDI name jdbc/ds-GridLinkXA to a database. The database is an Oracle RAC database with two nodes. The first node runs in the dbhost-rac01 hostname and listens to the port 1521. The second node runs in the dbhost-rac02 hostname and also listens to the port 1521. The database has a service name dbservice. The ONS service...