How ClickHouse Uses Rust

This release brings speedups for GROUP BY ... ORDER BY ... LIMIT, three JOIN improvements, four vector search improvements, position-aware phrase search, EXPLAIN ANALYZE, unified URL access, and more!

How to remain competitive in the AI era of software engineering

How we integrated the Rust Delta Kernel to replace our native Delta Lake implementation, reducing maintenance overhead while unlocking writes, schema evolution, time travel, and partition pruning.

On June 15, 2016, ClickHouse went open source under the Apache 2.0 license. Ten years later, it's one of the most widely deployed analytical databases in the world.

How we built WAL-RUS, an open-source Rust-based Postgres backup tool that reduces virtual memory usage by over 70% compared to WAL-G while maintaining full compatibility.

ClickHouse now has an official ADBC driver, giving Ruby, R, C, and every other ADBC-aware tool zero-conversion, Arrow-native access to ClickHouse without a dedicated client for each language.

At ClickHouse, we don't like the word "impossible." We believe that with the right tools, everything is a data problem. To prove it, we decided to complete the 2025 Advent of Code unconventionally: using pure ClickHouse SQL.

The article presents a curated list of technology blogs that focus on performance optimizations, algorithms, database development, and more, aimed at helping software engineers find valuable resour...

The article discusses ClickHouse's journey of integrating Rust into its predominantly C++ codebase without undertaking a complete rewrite.

This article discusses the transition from OpenTelemetry (OTel) to Rotel, an open-source Rust project that enhances tracing capabilities at petabyte scale.

The article discusses the creation of a website for tracking team activity across GitHub repositories, initially intended as a single report but evolved into a comprehensive tool for comparing vari...

The article explores the analysis of Wimbledon tennis data using ClickHouse, detailing the unique scoring system of tennis and how to implement a function to compute points needed to win a game.

The article discusses the integration of Rust into ClickHouse, emphasizing the strategic decision to enhance the system without rewriting it entirely in Rust.

ClickHouse version 25. 2 introduces 12 new features, 15 performance optimizations, and 72 bug fixes, enhancing its capabilities significantly.

This article explores the various input formats supported by ClickHouse for data ingestion, focusing on performance and efficiency.

This article discusses the open sourcing of kubenetmon, a tool developed by ClickHouse to monitor data transfer in ClickHouse Cloud.

This article explores the integration of the Perspective library with ClickHouse to create real-time visualizations of streaming Forex data.

The article discusses ClickHouse's journey to enhance MySQL compatibility, enabling users to connect BI tools like Looker Studio and Tableau online through the MySQL protocol.

This article discusses building an observability solution using ClickHouse, focusing specifically on log data collection and querying.

The article discusses the integration of Rust into the ClickHouse DBMS to achieve more than 2x faster hashing using the BLAKE3 cryptographic hash function.