This project uses a municipal governance domain model (Mayors, Communes, Departments) to demonstrate various JPA concepts across 6 progressive lessons. Each part focuses on specific JPA features, ...

However, if you want to customize the way a field maps to a database column, you can decorate a property with the @Column annotation. Along with the name property, the JPA @Column annotation can ...

A critical security vulnerability has been disclosed in the Apache Roller open-source, Java-based blogging server software that could allow malicious actors to retain unauthorized access even after a ...

Abstract: Object persistence means that information from the objects in an application can survive after that application ended its execution; this information can be saved and retrieved. Persistence ...

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The outflow of refugees and migrants from Venezuela is the largest displacement crisis in the world, with almost 7.7 million migrants and refugees as of August 2023. This is an even greater number ...

A look at some of the best database and RDBMS tools for Java software developers. Learn more about Java and database programming. Java developers often rely on specific database tools to efficiently ...

An entity class is used in Java Persistence API (JPA) to represent and interact with database tables, and it typically represents a specific type of data within your application. Let's create an ...