Cache invalidation is the bane of every software engineer's existence, a never-ending game of whack-a-mole trying to keep data fresh and consistent across multiple layers of your tech stack. It's the thing you begrudgingly do because you know it's necessary, but secretly wish you could just ignore and hope for the best.
"I was planning on shipping that new feature today, but then I fell down the cache invalidation rabbit hole and now I'm questioning my life choices."
"Oh, the site is slow and showing stale data again? Must be a cache invalidation issue. Better clear my afternoon."
Rethinking Caching in Web Apps - A deep dive into the challenges of caching and some alternative approaches, like precomputing caches and explicitly modeling data dependencies.
Turning the Database Inside-Out with Apache Samza - Explores how stream processing frameworks can enable real-time updates alongside precomputed caches, aligning with the lambda architecture.
Caching at Netflix: The Hidden Microservice - A peek behind the curtain at how Netflix handles caching at massive scale, including their EVCache system and the challenges they've faced.
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