Caching is a very useful tool to increase the performance of your service. Done properly, caching can reduce significant load on your underlying databases. There are several different patterns like Read Through Cache, Write through Cache etc. Each of them has its own benefits and pitfalls that need to be kept in mind. Read Through Cache : Read through cache is simplest caching pattern. In read-through caching, data is always served by the cache. If data is not present in cache, the cache hits the underlying database and serves the data to the requester. Read Through Caching 2. Read Aside Caching : Read aside caching is similar to Read Through Cache. The key difference is that, the client tries to get the data from cache first. If its a cache miss, then the client requests the underlying database and loads the data into Cache. Read Aside Caching ...