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ClickHouse on HN

172 posts with 1+ points since 2022

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Title Points Comments Date
28M Hacker News comments as vector embedding search dataset 453 -- 2025-11-28
A new JSON data type for ClickHouse 382 -- 2024-10-22
ClickHouse gets lazier and faster: Introducing lazy materialization 366 -- 2025-04-22
Show HN: ClickHouse-local – a small tool for serverless data analytics 289 -- 2023-01-05
ClickHouse Cloud is now in Public Beta 278 -- 2022-10-04
Optimizing ClickHouse for Intel's ultra-high core count processors 225 -- 2025-09-17
ClickHouse Keeper: A ZooKeeper alternative written in C++ 218 -- 2023-09-27
Scaling our observability platform by embracing wide events and replacing OTel 200 -- 2025-06-21
Building ClickHouse Cloud from scratch in a year 186 -- 2023-03-20
Show HN: A benchmark for analytical databases (Snowflake, Druid, Redshift) 137 -- 2022-07-13
A year of Rust in ClickHouse 125 -- 2025-04-05
ClickHouse raises $350M Series C 119 -- 2025-05-29
Pg_ClickHouse: A Postgres extension for querying ClickHouse 117 -- 2025-12-10
When Sigterm Does Nothing: A Postgres Mystery 115 -- 2025-07-15
ClickHouse vs PostgreSQL UPDATE performance comparison 106 -- 2025-08-17
Data engineering and software engineering are converging 105 -- 2025-08-29
ClickHouse Data Modeling for Postgres Users 80 -- 2024-09-10
Does OLAP Need an ORM 75 -- 2025-08-17
Lessons from a year of Postgres CDC in production 74 -- 2025-12-20
We Built a 19 PiB Logging Platform with ClickHouse and Saved Millions 54 -- 2024-04-02
The case of the vanishing CPU: A Linux kernel debugging story 47 -- 2025-03-07
ClickHouse acquires HyperDX: The future of open-source observability 37 -- 2025-03-13
ClickHouse Cloud is now Generally Available 34 -- 2022-12-06
Inverted Indices in ClickHouse 28 -- 2023-02-03
ClickHouse Full-Text Search 27 -- 2025-08-25
ClickHouse to Serve Real-Time Queries on Top of BigQuery Data 25 -- 2023-02-28
JIT Compilation in ClickHouse 20 -- 2022-11-23
ClickPipes: Seamlessly Connect Kafka to ClickHouse 18 -- 2023-07-18
Show HN: ClickPy – OSS project and service for Python analytics using … 17 -- 2023-11-03
ClickHouse Acquires Langfuse 17 -- 2026-01-16
Saving Millions of Dollars by Bin-Packing ClickHouse Pods in AWS EKS 16 -- 2023-10-12
ClickHouse: A Fast DBMS with Full SQL Join Support 15 -- 2023-03-03
One Billion JSON Challenge 15 -- 2025-01-30
ClickHouse 25.2 15 -- 2025-03-09
Are open-table-formats and lakehouses the future of observability? 15 -- 2025-10-27
ClickHouse and the One Trillion Row Challenge 14 -- 2024-03-05
ClickHouse Acquires PeerDB 13 -- 2024-07-30
Using Aggregate Combinators in ClickHouse 11 -- 2023-02-10
The Unbundling of the Cloud Data Warehouse 11 -- 2023-11-07
ClickHouse 22.2 Released 11 -- 2022-02-28
ChDB Joins ClickHouse 10 -- 2024-03-07
Cost-predictable logging at scale with ClickHouse, Grafana and WarpStream 10 -- 2023-11-14
ClickHouse and their story on Benchmarking previous releases 10 -- 2022-06-15
Visualizing Foursquare Places with ClickHouse 10 -- 2025-05-09
ClickHouse Acquires LibreChat 10 -- 2025-11-04
AI SRE needs better observability, not bigger models 10 -- 2026-01-01
One billion row challenge in ClickHouse SQL 9 -- 2024-01-25
Building an Observability Solution with ClickHouse in 2023 9 -- 2023-01-12
CryptoHouse – free blockchain analytics using ClickHouse 9 -- 2024-08-07
ClickHouse: We Stand with Ukraine 9 -- 2022-04-01
Testing the Performance of ClickHouse 8 -- 2023-04-15
Building a Distributed Cache for S3 8 -- 2025-05-28
SQL-Based Observability 7 -- 2023-12-06
ClickPy – Python Package Analytics 7 -- 2024-10-30
Spambot is sharing malicious files in many GitHub issues 6 -- 2024-08-27
A powerful SQL console for ClickHouse database 6 -- 2023-02-02
Building on Microsoft Azure – ClickHouse Cloud 6 -- 2024-06-25
Asynchronous Data Inserts in ClickHouse 6 -- 2023-08-02
Optimizing Analytical Workloads: Comparing Redshift vs. ClickHouse 6 -- 2023-03-24
ClickHouse and PostgreSQL – A Match Made in Data Heaven (P2) 6 -- 2023-01-31
Open Sourcing Kubenetmon 6 -- 2025-01-30
Agent-Facing Analytics 6 -- 2025-02-13
Ruby Gem Analytics Powered by ClickHouse and Ruby Central 6 -- 2025-04-17
ANN Vector Search with SQL-Powered LSH and Random Projections 5 -- 2023-12-05
Fuzzing: Practical Approaches in ClickHouse 5 -- 2023-10-21
ClickHouse vs. Elasticsearch: The Mechanics of Count Aggregations 5 -- 2024-05-10
Building a Toy with ClickHouse 5 -- 2024-01-27
Tales About Performance Optimizations in ClickHouse 5 -- 2023-03-17
Five Methods for Database Obfuscation 5 -- 2023-02-23
The world’s fastest tool for querying JSON files 5 -- 2022-10-15
Building a Paste Service with ClickHouse 5 -- 2022-04-01
Postgres to ClickHouse: Data Modeling Tips 5 -- 2025-04-02
ClickHouse queries Parquet faster than most engines query their own data 5 -- 2025-05-08
Build ClickHouse-Powered APIs with React and MooseStack 5 -- 2025-09-16
Histogram of JiaT75's GitHub activity by time of day 4 -- 2024-04-02
Generating Random Data in ClickHouse 4 -- 2022-12-30
Building a Chatbot for HN and Stack Overflow with LlamaIndex and ClickHouse 4 -- 2024-02-29
ClickHouse Release 23.10 4 -- 2023-11-15
We used ClickHouse to store OpenTelemetry Traces up our Observability Game 4 -- 2023-11-07
Release of ClickHouse 23.9: Better compression, JSON and more 4 -- 2023-10-24
Building Real-Time Analytics Apps with ClickHouse and Hex 4 -- 2023-04-14
MergeTree 4 -- 2023-03-17
More Than 2x Faster Hashing in ClickHouse Using Rust 4 -- 2022-10-28
ClickHouse: We Stand with Ukraine 4 -- 2022-10-14
ClickHouse 22.3 LTS Released 4 -- 2022-04-13
Building Product Analytics with ClickHouse 4 -- 2024-12-06
The Query Condition Cache 4 -- 2025-03-31
Fast UPDATEs for the ClickHouse column store 4 -- 2025-08-25
Primary keys in ClickHouse are not unique 3 -- 2024-01-23
Supabase Partnership: Native Postgres Replication to ClickHouse 3 -- 2024-11-01
How we made querying Pandas DataFrames with chDB 87x faster 3 -- 2024-09-05
ClickHouse Acquires PeerDB 3 -- 2024-07-31
How We Rebuilt the Cloud Console (While Running It) 3 -- 2024-05-14
ClickHouse vs. Elasticsearch: The Billion-Row Matchup 3 -- 2024-05-10
ClickHouse 24.1 3 -- 2024-02-25
Building RAG pipelines for raw Google Analytics data 3 -- 2023-11-21
Enhancing Google Analytics Data with ClickHouse 3 -- 2023-11-16
Forecasting Using ClickHouse Machine Learning Functions 3 -- 2023-10-30
ClickHouse Cloud Boosts Performance with SharedMergeTree and Lightweight Updates 3 -- 2023-08-18
Real-Time Event Streaming with ClickHouse, Kafka Connect and Confluent Cloud 3 -- 2023-06-22
ClickHouse NLP Functions 3 -- 2023-03-21
ClickHouse Powers Dassana’s Security Data Lake 3 -- 2023-01-23
Building a Paste Service with ClickHouse 3 -- 2022-08-02
Why Instabug chose ClickHouse for APM – 10x improved latency, 30% size … 3 -- 2022-05-05
What's New in ClickHouse 22.1 3 -- 2022-01-31
Hash tables in ClickHouse and C++ Zero-cost Abstractions 3 -- 2024-12-22
ClickHouse Cloud uses AWS Graviton to boost performance and efficiency 3 -- 2025-01-28
Upcoming Changes to ClickHouse Cloud Tiers 3 -- 2025-01-27
BuzzHouse: Bridging the database fuzzing gap for testing ClickHouse 3 -- 2025-01-22
ClickHouse Input format matchup: Which is fastest and most efficient 3 -- 2025-03-21
Make Before Break: Kubernetes StatefulSet Semantics for ClickHouse Cloud 3 -- 2025-04-14
Join me if you can: ClickHouse vs. Databricks and Snowflake 3 -- 2025-06-26
ClickHouse MCP 3 -- 2025-06-21
ClickStack: A High-Performance OSS Observability Stack on ClickHouse 3 -- 2025-05-29
No more disks: the architecture behind stateless compute in ClickHouse Cloud 3 -- 2025-07-09
LLMs can't solve production issues 3 -- 2025-09-17
ClickHouse 25.6: CoalescingMergeTree table engine 3 -- 2025-07-23
TimescaleDB to ClickHouse replication: Use cases, features, and how we built it 3 -- 2025-09-09
The CoalescingMergeTree table engine [video] 3 -- 2025-08-12
The evolution of SQL-based observability 2 -- 2024-11-12
ClickHouse 24.10 2 -- 2024-11-09
ClickHouse and the MTA Data Challenge 2 -- 2024-11-01
Building single page applications with ClickHouse 2 -- 2024-10-17
chDB: In-Process SQL OLAP Engine Powered by ClickHouse 2 -- 2024-09-12
clickhouse-local 2 -- 2024-09-12
Enhancing Postgres to ClickHouse replication using PeerDB 2 -- 2024-08-16
ClickHouse: Query Execution Pipeline 2 -- 2024-03-15
ClickHouse: What Does "Не тормозит" Mean? 2 -- 2024-01-14
ClickHouse Workload Scheduling 2 -- 2023-10-19
CPU Dispatch in ClickHouse 2 -- 2023-10-05
Clickhouse ClickPipes Is Now Generally Available 2 -- 2023-09-28
ClickHouse: Specialized Codecs 2 -- 2023-05-05
Building an Observability Solution with ClickHouse – Part 2 – Traces 2 -- 2023-04-06
ClickHouse Founders: We Stand with Ukraine 2 -- 2022-04-20
We Built the Internal Data Warehouse at ClickHouse 2 -- 2025-04-24
Native Postgres CDC Integration in ClickHouse Cloud Is in Private Preview 2 -- 2024-11-25
ClickHouse 24.11 2 -- 2024-12-14
ClickHouse Release 25.1 2 -- 2025-02-15
The Billing API for ClickHouse Cloud with Vantage Support 2 -- 2025-03-04
AgentHouse 2 -- 2025-04-25
MySQL CDC for ClickHouse 2 -- 2025-04-14
Bringing Structure to LLM Workflows 2 -- 2025-05-14
Building MySQL Change Data Capture for ClickHouse 2 -- 2025-05-14
The Postgres Developers guide to updates and deletes in ClickHouse 2 -- 2025-06-13
Postgres CDC connector for ClickPipes is now Generally Available 2 -- 2025-06-04
Highlights from ClickHouse's first user conference 2 -- 2025-06-04
Birds in the Cloud 2 -- 2025-06-04
Breaking free from rising observability costs 2 -- 2025-09-20
We built fast UPDATEs for ClickHouse – Part 1: Purpose-built engines 2 -- 2025-07-23
ClickHouse and OpenTelemetry 1 -- 2024-11-10
The New ClickHouse SQL Playground 1 -- 2024-11-01
Why is ClickHouse so fast? 1 -- 2024-10-03
Vector Search with ClickHouse – Part 1 (2023) 1 -- 2024-04-08
Working with Time Series Data in ClickHouse (2023) 1 -- 2024-03-17
ClickHouse 24.02 Release 1 -- 2024-03-11
ClickHouse: A Hybrid Query Execution Experiment 1 -- 2024-02-01
ClickHouse and PostgreSQL – A Match Made in Data Heaven – Part … 1 -- 2024-11-19
Decorating a Christmas Tree with the Help of Flaky Tests (2021) 1 -- 2024-12-25
Building a Medallion Architecture with ClickHouse 1 -- 2024-12-14
Postgres CDC connector for ClickPipes is now in Public Beta 1 -- 2025-02-18
Build a real-time market data app with ClickHouse and Polygon.io 1 -- 2025-07-01
Join me if you can: ClickHouse vs. Databricks and Snowflake – Part … 1 -- 2025-06-25
ClickHouse Cloud Dashboards 1 -- 2025-06-23
Building an agentic app with ClickHouse MCP and CopilotKit 1 -- 2025-06-16
Rebuilding Segmentation with ClickHouse (video) 1 -- 2025-06-06
LLM Observability with ClickStack, OpenTelemetry, and MCP 1 -- 2025-07-15
Tesla built a quadrillion-scale observability platform on ClickHouse 1 -- 2025-07-10
ClickStack:Future of Observability on ClickHouse 1 -- 2025-09-15
Unifying real-time analytics and observability with OpenTelemetry and ClickStack 1 -- 2025-09-04
Consuming the Delta Lake Change Data Feed for CDC 1 -- 2025-08-24
Working with JSON in ClickHouse 1 -- 2025-08-20
MongoDB CDC to ClickHouse with Native JSON Support, Now in Private Preview 1 -- 2025-08-11