ORM (Object-Relational Mapping) is a design pattern that bridges the gap between object-oriented programming and relational databases. By mapping objects to database tables, it allows developers to work with data using intuitive Java classes instead of writing raw SQL queries.

Popular Java ORM Frameworks

  • Hibernate
    A powerful ORM framework that simplifies database interactions with its Hibernate ORM module.

    Hibernate

  • JPA (Java Persistence API)
    A standard API for ORM in Java, often implemented by Hibernate or EclipseLink.

    JPA

  • MyBatis
    A lightweight ORM that focuses on flexibility and direct SQL control.

    MyBatis

Key Benefits of ORM

  • ✅ Reduces boilerplate code for database operations
  • ✅ Improves code maintainability
  • ✅ Supports multiple databases (MySQL, PostgreSQL, etc.)
  • ✅ Enables lazy loading and caching optimizations

For a deeper dive into ORM implementation, check our Java ORM Tutorial to explore practical examples and best practices. 🚀

Extend your knowledge by comparing ORM frameworks: