Spring Data JDBC and R2DBC 4.0 will support Composite IDs

I'm happy to announce, that Spring Data JDBC and R2DBC finally support Composite IDs starting with version 4.0.0-M4. Most of you probably know, but just to make sure everyone has the same understanding: From the database point of view a composite id or composite key is a primary key that consists...

This Week in Spring - July 22nd, 2025

Hi, Spring fans! It's almost SpringOne time!! AAAAH it's all moving so quickly! I can hardly stand it. SpringOne's next month, in lovely Las Vegas, and I'll be there. Will you? Have you registered? We'll be looking at the impending Spring Boot 4.0 and Spring Framework 7.0 releases! It's going to ...

CVE-2022-31679

Applications that allow HTTP PATCH access to resources exposed by Spring Data REST in versions 3.6.0 - 3.5.5, 3.7.0 - 3.7.2, and older unsupported versions, if an attacker knows about the structure of the underlying domain model, they can craft HTTP requests that expose hidden entity attributes...

Spring Data Ahead of Time Repositories

In the past couple of years we have seen heavy investment throughout the Java ecosystem to reduce application startup times. The main focus gravitates around Ahead-of-Time optimizations. May it be condensing code into a GraalVM native executable, capturing already optimized bytecode with...

This Week in Spring - April 22nd, 2025

Hi, Spring fans! Welcome to another installment of This Week in Spring , which I'm writing from magnificent Minneapolis, Minnesota, where I'm recording an amazing Frontend Masters course introducing Spring Boot. I love this article introducing Spring AI in JavaPro magazine Want to run an LLM...

This Week in Spring – March 18th, 2025

Hi, Spring fans! I just got back from the amazing JavaOne show held in Redwood Shores. It was a fun, uproarious event and a great chance to reconnect with tons of friends, old and new. I love this community! One of the central highlights of this show? Java 24 is here, finally! And, as usual, we'v...

This Week in Sprng - March 11th, 2025

Hi, Spring fans! Welcome to another installment of This Week in Spring! It's a busy week as always, fresh off the rush that was Devnexus and busily preparing for the fun that is JavaOne! It's going to be epic! want to learn about dependency injection, auto-configuration, Spring Framework, Spring...

This Week in Spring - January 28th, 2025

Hi, Spring fans! Welcome to another rip-roarin' and exciting installment of This Week in Spring , wherein we look at the amazing week that was in the Spring community. And what a week it's been! In addition to tons of cool tooling and AI related stuff, this week saw the release of the first steps...

This Week in Spring - January 21st, 2025

Hi, Spring fans! Welcome to another rip-roaring installment of This Week in Spring! It's time to dive into this week's wondrous roundup! Good news, everybody! Spring Cloud AWS 3.3.0 is available! A neat video on stored procedures in Spring A very interesting article on the flow diagrams for Sprin...

This Week in Spring - December 17th, 2024

This Week in Spring - December 17th, 2024 Hi, Spring fans! Welcome to another installment of a Bootiful Podcast! It's the 17th of December, 2024! And you know what means? The end of the year is nearly upon us! I can't believe it. It's been a very long year indeed, but I'm happy to get on board a...

This Week in Spring - December 10th, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! As I write this I am in the southern hemisphere it's summer down here!, in Brisbane, waiting to board a plane for Sydney. It's been a ton of fun! I did a video looking at the latest-and-greatest in Spring Framework 6.2 - chec...

This Week in Spring - December 3rd, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring! It's the first week of December and I am in the amazing city of Perth, Australia. Perth, for those of you who don't know, is amazing. And well worth the journey. But it is quite the journey! 27 hours, door-to-door, from San...

Extending Spring Data Repositories Just Got Easier

Since its inception, Spring Data Repositories have been designed for extension, whether you want to customize a single query method or provide a completely new base implementation. The 2024.1 release enhances your ability to extend a repository with custom functionality making it easier than ever...

This Week in Spring - November 26th, 2024

This Week in Spring - November 26th, 2024 Hi, Spring fans! Welcome to another installment of This Week in Spring! Happy Spring Boot 3.4 release month to those who celebrate! And, also, Happy Thanksgiving to those who celebrate! Spring Boot 3.4 brings with it long-anticipated updates to the entire...

Why Spring AI: The Seamless Path to Generative AI

Why Spring AI: The Seamless Path for Spring Developers to the World of Generative AI Intro As a Java developer exploring the world of generative AI, you’re probably aware of several frameworks that promise to make AI integration easy. I believe Spring AI stands out as the natural choice, especial...

This Week in Spring - November 19th, 2024

Hi, Spring fans! How are you? Can you believe we're already staring at the end of the month? It's that time of the year when we see new releases, and the new releases reflect that frenzy! Soon: Spring Boot 3.4.0! Are you updated? Make sure you're updated! Remember: Spring projects leave open sour...

Let’s use OpenTelemetry with Spring

Introduction In the dynamic realm of observability, OpenTelemetry is a new set of tools that emerged from the now-deprecated OpenCensus and OpenTracing projects. When it comes to Spring Framework, Spring Boot, Spring Data, and Spring Cloud observability, mature solutions like Micrometer, the de...

This Week in Spring - October 22nd, 2024

Hi, Spring fans! Welcome to another installment of This Week in Spring. I write this to you in an Uber speeding down the autobahn near Frankfurt, Germany. What a time to be alive! At the rate this driver's going, I won't have much time to write this before we've arrived, so let's dive right into...

AI Meets Spring Petclinic: Implementing an AI Assistant with Spring AI (Part I)

Introduction In this two-parts blog post, I will discuss the modifications I made to Spring Petclinic to incorporate an AI assistant that allows users to interact with the application using natural language. Introduction to Spring Petclinic Spring Petclinic serves as the primary reference...

This Week in Spring - August 20th, 2024

Hi, Spring fans! Welcome to another installment in This Week in Spring! And happy week-before-SpringOne! I'm so excited I could spit! As you might imagine, AI, cloud native architecture, and so much more are top-of-mind. I love AI, and all its many applications. In that spirit, let's get ChatGPT ...