How to Use Spring Boot Caching - Easy Performance Improvements with @Cacheable
A hands-on guide covering how Spring Cache Abstraction works, how to use @Cacheable, @CacheEvict, and @CachePut, switching to Caffeine and Redis, and measuring hit rates with Micrometer, all with practical code examples. Aimed at beginner-to-intermediate developers who want to fix response latency caused by redundant DB or external API calls with just a few lines of annotations.