CFGFACTORY
YOUR GAME, YOUR CONFIG
The foundation of any Java data access layer is . Even when using JPA, the performance of your application is heavily dictated by how you handle raw database interactions.
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
Database connections are expensive to create. Always use a connection pool (like HikariCP ) and monitor it with tools like FlexyPool to find the right pool size. The foundation of any Java data access layer is
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 14 High-Performance Java Persistence Tips - Vlad Mihalcea
Instead of sending 100 separate INSERT statements, use JDBC batching to send them in a single network round-trip. For Hibernate users, this requires setting hibernate.jdbc.batch_size . 2. Optimize JPA & Hibernate Mapping
High-Performance Java Persistence: A Guide to Scalable Data Access