Fix the “Login Pool Is Empty and Connection Creation Failed” error with 5 proven solutions for HikariCP, Spring Boot, MySQL, PostgreSQL, JDBC, and database connection pools.

Spring AI 2.0 advances the Java framework for generative AI apps with a Spring Boot 4 baseline, cleaner agentic tooling, Model Context Protocol support and vendor-backed integrations including Azure ...

The release includes an embedded MCP server that exposes Spring project analytics to AI coding assistants, along with first-class support for Spring AI and automated property refactoring.

Before you start the upgrade, make sure to upgrade to the latest available 2.7.x version. This will make sure that you are building against the most recent dependencies of that line. You may also use ...

The Jakarta Persistence API (JPA) is a specification that defines a standardized framework for data persistence. Persistence is the fundamental mechanism for saving and retrieving data over time. In ...

Community driven content discussing all aspects of software development from DevOps to design patterns. MySQL remains one of the most popular, open-source databases in the Java community, while ...

The need to manage a user base for an online system is very frequent. Goal of this project is to offer a generic user's data management microservice. This microservice can offer a good and solid ...