ClickHouse logo
About
Open-source columnar OLAP database for real-time analytics. Open-source alternative to BigQuery and Snowflake.
Catalogue
No. 012
Category
Data & Content
Founded
2016, Russia
GitHub stars
★ 50.4k
ClickHouse website

Overview

ClickHouse is a high-performance, column-oriented database management system (DBMS) for online analytical processing (OLAP). It's designed for generating analytical data reports in real-time using SQL queries.

What it does well

ClickHouse offers exceptional query performance, handling billions of rows and hundreds of gigabytes of data per server per second. It provides linear scalability, fault tolerance, and supports a variety of data structures and algorithms for efficient data processing. Its column-oriented storage allows for better compression and faster data retrieval for analytical queries.

Why it’s in the collection

ClickHouse stands out for its unparalleled speed in processing large volumes of data. It's particularly well-suited for scenarios requiring real-time analytics on massive datasets. The system's ability to perform complex queries on petabytes of data with sub-second latencies makes it an excellent choice for businesses dealing with big data analytics, log analysis, time series data, and more.

On GitHub

Stars
50,419
Forks
9,105
Commits
305,672

Languages

  • C++ 93.5%
  • Python 2.8%
  • Shell 1.2%
  • Other 2.5%

Compared with

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