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Stop cascading failures in your microservices! This practical guide explores the Circuit Breaker pattern and shows you how to implement it with Resilience4j and Spring Boot to build truly robust applications.
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A blog by Vic Chen, a software engineer focusing on Java backend, distributed systems, and cloud technologies. Sharing insights and lessons to help developers learn and grow.
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Struggling with data consistency across microservices? This guide dives deep into the Saga pattern, showing you how to implement distributed transactions in Spring Boot with practical code examples.- Published on
整理 Spring Boot 預設 HikariCP 連線池的完整配置，從基本連線數量到進階性能與健康檢查設定，並附 YAML 範例，方便快速上手與調校。- Published on
整理 SQL 系統設計中 Partitioning 與 Sharding 的差異、適用場景、優缺點與常見策略，從單庫優化到水平擴展的演進路徑。- Published on
整理 Spring AOP 的代理原理、JDK 與 CGLIB 的差異、self-invocation 陷阱，以及為什麼 @Transactional、@Retryable 常常失效。