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.

Abstract: Web-based real-time communication platforms are now part of the core features of contemporary web applications, particularly those that call for speed, security, and scalability, e.g., ...

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 ...

Abstract: This article introduces the design and implementation of case resource platform based on SpringBoot (CRP for short). The platform includes case resource library, case recommendation, message ...

Spring Boot is the most popular Java framework for building cloud-native applications, and Hibernate is the most popular object-relational mapping framework for implementing the JPA spec. This Spring ...

If you are creating a new Spring Boot project, one question you will inevitably need to answer is: What database should I use? Luckily, Spring Boot supports many databases such as H2, MySQL, Postgres, ...

Most Java programs use relational databases (MySQL, PostgreSQL) to store data for further processing. This is very common, especially when it comes to web applications that have a very wide range of ...

Community driven content discussing all aspects of software development from DevOps to design patterns. As MySQL installations continue to migrate and evolve to newer versions, the online JPA and ...