Most developers find databases difficult to scale. There are a lot of frameworks that can run on multiple pods—or even multiple clusters—to handle more load. Some frameworks even support advanced load balancing and caching.
Still, when a spike beyond what the framework can handle happens, the database is almost always the first process to fail. It’s a horror story that every developer has experienced at least once. And it always happens at the most important moment—such as during an important flash sale.
Taming database load management isn’t an easy task, but Amazon Relational Database Service (RDS) has been doing a great job at it. Amazon RDS Proxy though extends the features you can use to manage database connections to a whole new level.
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