PostgreSQL

Lesson in the Backend Developer Roadmap · Stage 6: Relational Databases

Last updated 14 September 2026

What is PostgreSQL?

PostgreSQL is an advanced, open-source RDBMS known for robustness, extensibility, and standards compliance. Supports complex queries, custom data types, full-text search, and ACID properties. Highly extensible with strong concurrency support, suitable for web apps to data warehousing.

Study this in the interactive course See the whole Backend roadmap

Free resources to learn PostgreSQL

RoadmapVisit Dedicated PostgreSQL DBA Roadmap
CoursePostgreSQL Full Course for Beginners – freeCodeCamp
Official docsOfficial Website
ArticleLearn PostgreSQL - Full Tutorial for Beginners

PostgreSQL: common questions

Can I learn PostgreSQL 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 PostgreSQL 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 PostgreSQL tutorial for beginners?

It is lesson 28 of 155 in the free Backend roadmap, in stage 6, Relational 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.