Oracle Coherence is the industry’s leading in-memory data grid solution that enables applications to predictably scale by providing fast, reliable and scalable access to frequently used data. The key to the linear scalability of Oracle Coherence is the partitioning of data across the nodes in the Data Grid.
Oracle Coherence can be used with Oracle WebLogic Server applications to increase application performance, throughput and scalability. Managed Coherence Serversprovides tight integration between WebLogic Server and Coherence.
[Read More @ https://blogs.oracle.com/imc/entry/oracle_coherence_weblogic_server]