Vlad Mihalcea High-performance | Java Persistence Pdf |link|

Supporting the author through these official channels also grants you access to later updates—the book has received multiple revisions since its initial 2015 release.

The GenerationType.SEQUENCE strategy is highly preferred. When paired with Hibernate's pooled or pooled-lo optimizers, the framework can allocate a block of IDs in a single database round-trip, keeping batching intact. Relationship Overhead

Every topic is accompanied by real-world examples.

I can provide the exact configuration properties or code snippets to fix your bottleneck. Share public link vlad mihalcea high-performance java persistence pdf

Are you dealing with N+1 queries ? Are you trying to implement database caching ?

His book is the culmination of that experience. It is not a beginner’s introduction to JPA. It is a masterclass for the intermediate developer ready to become an expert.

Unidirectional @OneToMany associations create inefficient junction tables and generate redundant update statements. Supporting the author through these official channels also

For read-only views, fetching managed entities is an anti-pattern. Projecting flat database rows directly into custom Java Records or Data Transfer Objects (DTOs) bypasses the Hibernate persistence context entirely, resulting in maximum performance and zero memory management overhead. Transaction Management and Concurrency Control

Connecting Java apps to databases can be slow if done wrong. This book solves that problem. It focuses on relational databases like PostgreSQL, MySQL, and Oracle.

Always ensure you are accessing the PDF legally via purchasing from the official Gumroad store or via the Manning Early Access Program (MEAP). Supporting authors like Vlad ensures the ecosystem continues to produce high-quality technical content. Are you trying to implement database caching

database queries. Mark all relationships ( @ManyToOne , @OneToMany , @OneToOne ) as FetchType.LAZY . If you need child collections, fetch them explicitly in your repository queries using JPQL, Criteria API, or Entity Graphs. Enable JDBC Batching

The Ultimate Guide to Vlad Mihalcea's High-Performance Java Persistence

High-Performance Java Persistence by Vlad Mihalcea is widely considered the definitive guide for developers looking to master database internals and Hibernate optimization. If you are searching for a , you are likely looking to bridge the gap between basic JPA usage and the complex reality of high-throughput database systems.