One of the most valuable lessons in the book is the absolute rejection of FetchType.EAGER . Eager fetching forces Hibernate to load associations automatically, often leading to massive data dumps and sluggish queries. Mihalcea advocates for making all associations FetchType.LAZY and dynamically fetching data on a per-query basis. Choose Projections for Read-Only Data
Get the official PDF, open to Chapter 5 ("Pagination and Filtering"), and never run Streaming without limits again.
What (PostgreSQL, MySQL, Oracle) does your stack use? vlad mihalcea high-performance java persistence pdf
The book is intended for:
Ensuring data consistency without compromising speed. Core Topics Covered in the Book 1. Mastering JDBC and Batching One of the most valuable lessons in the
Epilogue — A principled checklist for high-performance persistence
The book is structured into three distinct parts that move from foundational database concepts to high-level framework optimizations: Choose Projections for Read-Only Data Get the official
Tailoring Hibernate configurations for PostgreSQL, Oracle, MySQL, and SQL Server.