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Caching strategies

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One of the easiest and most popular ways to increase system performance is to use caching. When we introduce caching, we automatically duplicate our data. It's very important to keep your cache and data source in sync (more or less, depends on the requirements of your system) whenever changes occur in the system.
In this article, we will go through the most common cache synchronization strategies, their advantages, and disadvantages, and also popular use cases.