Summary
Relational databases, web services, and even mainframes are permanent fixtures in today's IT ecosystem. The need to persist data to disk will never go away; however the demand for reliable, scalable, and fast access to data increases with each passing day.
The advanced caching features provided by Coherence render it an excellent choice to bridge the gap between legacy systems and producers/consumers of data hosted by these systems.
This chapter gave you enough information to choose the most appropriate persistence approach for your caches. You can easily integrate Coherence into existing applications using the cache-aside pattern.
However, if you want to take it a step further and reap the benefits of coalesced reads and a single data source ...
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