High-performance Java persistence isn't just about choosing a library; it’s about understanding the entire stack, from the up to high-level frameworks like Hibernate and JPA . To build a system that doesn't "barely crawl" under load, you must master how data moves between your application and the database. 1. Master the Fundamentals: JDBC & Connection Management
A common mistake is designing entity mappings based solely on the object model without considering the generated SQL. 14 High-Performance Java Persistence Tips - Vlad Mihalcea High-Performance Java Persistence
High-Performance Java Persistence: A Guide to Scalable Data Access it’s about understanding the entire stack