Learn how to change the Swagger-UI URL prefix when using Springfox and how to set up the REST API documentation using OpenAPI 3.0 with redirections.

Learn the best way to mix a child collection JOIN FETCH with parent entity records using pagination in a Spring Data JPA application.

Learn the best way to use the Spring Data JPA Specification when combining multiple predicates with the result set ordering logic.

Java 20 is out! Nuff said :)

AWS has released a library to help convert a Spring Boot application into an AWS Lambda. We look at how to use this library and how to deal with long cold start times.

Explore Spring Security SAML with Okta as an identity provider

Learn how to configure multiple listeners for the same Kafka topic using Spring Boot.

The High-Performance Java Persistence Newsletter features articles, videos, and answers to common StackOverflow questions.

Migrating to Hibernate 6, lots of new releases and sending billions of messages per minute, over TCP/IP. A good week :)

Explore the fundamental principles of cloud-native development and the benefits of using Spring Cloud Azure Key Vault.

Increased GC throughput, writing a profiler from scratch, faster JVM startup, Java 20, and large language models!

Explore the changes in URL-matching introduced by Spring Boot 3 (Spring 6).

Introduction In this article, we are going to see how the PostgreSQL Auto Explain feature works and why you should use it to gather the actual execution plan for SQL statements that execute on a production system. SQL Execution Plan As I explained in this…

This article show how to build and run Quarkus serverless apps on OpenShift and integrate them through Knative Eventing and Kafka.

Learn what is the best way to call SQL Server stored procedures with jOOQ for data-intensive applications.

Virtual threads in Java 21, Java profilers, a new build system for Java, auto-explain for Postgres, and Generative AI!

A quick and practical guide to Resilience4j events and endpoints for listing them in SpringBoot applications.

Spring can load YML into memory for us, making it easy to inject data into our running application. We look at how to split that YML across multiple files, rather than keep it all in a single application.yml.