ORMs

Lesson in the Backend Developer Roadmap · Stage 15: More about Databases

Last updated 14 September 2026

What is ORMs?

ORM (Object-Relational Mapping) allows developers to interact with databases using object-oriented concepts. Maps database tables to classes and rows to objects, eliminating raw SQL queries. Simplifies data manipulation and improves maintainability. Popular ORMs: Hibernate (Java), Entity Framework (.NET), SQLAlchemy (Python).

Study this in the interactive course See the whole Backend roadmap

Free resources to learn ORMs

ArticleWhat is an ORM, how does it work, and how should I use one?
ArticleWhat is an ORM
VideoWhy Use an ORM?

ORMs: common questions

Can I learn ORMs in Hindi?

This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain ORMs in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.

Is this ORMs tutorial for beginners?

It is lesson 99 of 155 in the free Backend roadmap, in stage 15, More about Databases. If you are new to Backend, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.