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QuestDB on HN

51 posts with 1+ points since 2022

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Hacker News Posts
Title Points Comments Date
A 40-line fix eliminated a 400x performance gap 370 78 2026-01-13
Investigating Linux phantom disk reads 302 None 2023-05-02
The Billion Row Challenge (1BRC) – Step-by-Step from 71s to 1.7s 274 None 2024-02-22
From Rust to reality: The hidden journey of fetch_max 259 59 2025-09-23
1BRC merykitty's magic SWAR: 8 lines of code explained in 3k words 257 None 2024-03-09
The Inner Workings of Distributed Databases 175 None 2023-04-17
Making a trading Gameboy: A pocket exchange and algo trading platform 166 None 2024-11-11
Leveraging Rust in our Java database 151 None 2023-09-18
Running Databases on Kubernetes 145 None 2023-03-02
A kernel bug froze my machine: Debugging an async-profiler deadlock 120 18 2025-12-15
Designing a new concurrent data structure 108 None 2023-08-28
Fuzz testing: the best thing to happen to our application tests 103 None 2023-08-17
Debugging distributed database mysteries with Rust, packet capture and Polars 88 None 2024-07-29
Building a faster hash table for high performance SQL joins 82 None 2023-12-20
Show HN: QuestDB with Python, Pandas and SQL in a Jupyter notebook … 53 None 2023-02-21
Solving duplicate data with performant deduplication 45 None 2023-11-20
How we made WINDOW JOIN parallel and vectorized 35 3 2026-06-25
Importing 3m rows/SEC with io_uring 25 None 2022-09-20
4Bn rows/sec query benchmark: ClickHouse vs. QuestDB vs. Timescale 20 None 2022-06-01
We Built a SIMD JIT Compiler for SQL in QuestDB 16 None 2022-01-28
The Windows DLL loader lock: how a Rust thread can hang your … 7 0 2026-05-19
Listen to Your CPU – Full-Table Scans Are Fast 7 None 2022-11-30
SELECT best practices 5 None 2024-03-23
QuestDB 6.6 – Dynamic Commits 5 None 2022-11-28
Using Prometheus, Loki, and Grafana to Monitor QuestDB in Kubernetes 4 None 2022-12-16
The mystery of the shrinking FD limit: A deep dive into JVM … 4 None 2023-06-15
QuestDB 9.4.0 3 0 2026-05-21
Our Website Source Is Now Private, a Cautionary Tale 3 None 2024-02-18
The mask that compiles to nothing:how HotSpot's JIT learned to reason about … 2 0 2026-07-07
Unstable Builds and Open Source Infrastructure 2 None 2023-03-01
We opened a public Discourse forum (and you should too) 2 None 2024-07-19
ASOF Join – The "Do What I Mean" of the Database World 2 None 2024-06-26
Writing over 360k rows/sec on a 4GB Raspberry Pi 5 2 None 2024-05-21
OLAP vs. Time-Series Databases: The SQL Perspective 2 None 2024-01-18
Optimizing the Optimizer: The Time-Series Benchmark Suite 2 None 2023-05-18
Using QuestDB to collect infrastructure metrics 2 None 2023-01-20
Streaming 500M rows into Apache Arrow in 2.3 seconds 2 0 2026-09-23
InfluxDB3 Alpha Benchmark Results 2 2 2025-02-14
Don't Get Stale: Fine-Tuning ASOF Join with Tolerance in QuestDB 2 0 2025-07-17
Lies, Damn Lies and Database Benchmarks 2 0 2026-06-24
Rollup Table 2 0 2026-07-11
The most expensive instruction might be cmov 2 0 2026-07-17
QuestDB 10.0 2 0 2026-08-12
Why Parquet Matters for Time Series and Financial Services 1 0 2025-09-18
Show HN: Query live crypto trades with SQL in real-time 1 None 2022-04-14
A cloud engineer's first QuestDB Pull Request 1 None 2024-08-13
Does "vpmovzxbd" scare you? Here's why it doesn't have to 1 None 2024-05-16
Real-time analytics with an all-in-one system: Are we there yet? 1 0 2025-06-18
Design by Decision Fatigue 1 0 2025-03-05
When AI optimizations miss the mark: A case study in array shape … 1 0 2025-08-21
QuestDB vs. ClickHouse 1 0 2026-03-21
Plushcap, by Matt Makai. 2021-2026.