ClickHouse

Lesson in the Backend Developer Roadmap · Stage 23: Building For Scale

Last updated 14 September 2026

What is ClickHouse?

ClickHouse is an open-source, column-oriented database management system designed for online analytical processing (OLAP). It excels at processing large volumes of data quickly, making it suitable for applications that require real-time analysis and reporting. Its column-oriented storage allows for efficient data compression and retrieval, as it only reads the columns needed for a specific query.

Study this in the interactive course See the whole Backend roadmap

Free resources to learn ClickHouse

ClickHouse: common questions

Can I learn ClickHouse 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 ClickHouse 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 ClickHouse tutorial for beginners?

It is lesson 153 of 155 in the free Backend roadmap, in stage 23, Building For Scale. 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.