When to Use Oracle Database In-Memory. Identifying Use Cases for Application Acceleration (White Paper)

Oracle White Paper
When to Use Oracle Database In-Memory. Identifying Use Cases for Application Acceleration

Executive Overview
Oracle Database In-Memory is an unprecedented breakthrough in Oracle database performance, offering incredible performance gains for a wide range of workloads. Oracle Database In-Memory can provide orders of magnitude performance improvements for analytics workloads, as well as substantial improvements for mixed-workload Enterprise OLTP applications. This document briefly introduces Database In-Memory, enumerates high-level use cases, and explains the scenarios under which it provides a performance benefit. 
The purpose of this document is to give you some general guidelines so that you can determine whether your use case is a good match for this exciting new technology. 

http://www.oracle.com/technetwork/database/in-memory/overview/twp-dbim-usage-2441076.html