Eliminating the Hibernate 7 & JPA N+1 Query Problem in Spring Boot 4: Step-by-Step Tutorial
Learn how to reproduce, detect, and eliminate the Hibernate 7 and JPA N+1 query problem in Spring Boot 4 using JOIN FETC...
JVM performance
7 posts
Production HikariCP Tuning and Leak Detection in Spring Boot 4: Step-by-Step Tutorial
Learn how to size your database connection pool mathematically, configure fail-fast timeouts, detect unclosed connection...
Advanced Kafka: The Transactional Outbox Pattern with Spring Boot 4
Learn how to solve the dual write problem and guarantee message delivery in your event-driven microservices using the Tr...
Mastering Project Valhalla: A Practical Guide to Value Types in Java 25
Master Project Valhalla Value Types in Java 25. Learn how JEP 401 value classes eliminate object header overhead, flatte...
GraalVM Native Image with Spring Boot 4: A Practical Guide to Cloud-Native Java
Learn how to compile Spring Boot 4 applications into native executables with GraalVM Native Image. Practical guide with...
JDK 27 Compact Object Headers and G1 by Default: A Practical Guide
JDK 27 ships Compact Object Headers (JEP 534) and G1 as the default GC everywhere (JEP 523). Here’s what actually change...
Java 25 Virtual Threads: Production Pitfalls and Best Practices for Spring Boot
Master Java 25 Virtual Threads in Spring Boot 4: deep dive into carrier thread pinning, continuation yielding, ThreadLoc...
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