September 2011
Intermediate to advanced
528 pages
19h 57m
English
Content preview from Oracle WebLogic Server 11g Administration Handbook
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Using a GridLink Data Source
A GridLink data source lets you provide connectivity between WebLogic Server and an Oracle RAC database service, which is targeted to an Oracle RAC cluster. Database services are abstractions for workloads with common characteristics. A GridLink data source is independent of the number of nodes in a RAC cluster. You can use Oracle SCAN (Single Client Access Name) addresses to configure both the Transparent Network Substrate (TNS) and Oracle Notification Service (ONS) listeners. Using a SCAN address means that you don't need to change anything when you add or remove nodes from the RAC configuration.
GridLink data sources offer the following benefits:
Load Balancing A GridLink data source uses Fast Application Notification ...
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