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Your Spring Boot app logs "Hibernate", but you never added it. So where did it come from? One save() call passes through Spring ...

Are you just throwing @Transactional on every method and hoping it works? ❌ Stop right there! In Episode 03 of our Spring Boot ...

Most Java developers start with JDBC or Spring Data JPA like this “Just save the entity”. And Hibernate quietly handles everything ...

Day 59 of the Java Backend Development + Spring Boot course. Every entity so far has stood alone. Today you map your first real ...

Day 60 of the Java Backend Development + Spring Boot course. One course, many students. Today you map the "one" side of the ...

In this episode of the JPA Basics Series, we continue our Employee–Profile example and implement One-to-One Bidirectional ...

Day 56 of the Java Backend Development + Spring Boot course. The built-in methods only go so far. Today you write queries just ...

Deep dive engineering masterclass on Why Returning JPA Entities Directly from Spring Boot REST Controllers Causes ...

Code & demo for this episode: https://github.com/krocon/spring-boot-step-by-step-demo-app/tree/ep-007 Episode seven: we ...

Code & demo for this episode: https://github.com/krocon/spring-boot-step-by-step-demo-app/tree/ep-009 Episode nine: JPA ...

Deep dive engineering masterclass on Lost Updates caused by concurrent requests in Spring Boot, Spring Data JPA, and ...

Your Spring Boot API might be sending private data straight to the internet. In this module, a bike repair shop API returns its Bike ...

Day 61 of the Java Backend Development + Spring Boot course. Day 60 mapped the "one" side. Today you write the owning side, ...

Day 62 of the Java Backend Development + Spring Boot course. Some relationships can't be expressed with a single foreign key.

... más popular el JPA o jacar preciso tengo una entidad o tengo una clase Java que tiene atributos y voy a meter las anotaciones ...

... a BCE boundary uses its control directly, and the control uses the persistence API without an interface in between - Hexagonal ...

Learn how to write custom queries using the @Query annotation in Spring Data JPA. In this Spring Boot tutorial, we will explore ...

In this video, we explore the N+1 Query Problem in Spring Data JPA and Hibernate using a simple, real-world example with ...

Learn how to execute Native SQL Queries using Spring Data JPA in Spring Boot. In this tutorial, we will understand the difference ...

Understand why Hibernate detects JPA entity collections as dirty even when unchanged, and learn a concise way to prevent ...