Object Relational Mapping
Object Relational Mapping (ORM) is a programming technique that allows developers to interact with relational databases using object-oriented programming languages. It maps database tables to classes, rows to objects, and columns to attributes, abstracting away SQL queries and database-specific details. This enables developers to work with data as objects in their code, improving productivity and maintainability.
Developers should learn ORM when building applications that require persistent data storage in relational databases, as it reduces boilerplate SQL code and minimizes errors from manual query writing. It is particularly useful in web development, enterprise applications, and scenarios where database portability or rapid prototyping is needed, such as with frameworks like Django, Ruby on Rails, or Hibernate.