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A journey to io_uring, AIO and modern storage devices
We performed experiments to find out how different Linux system calls perform for available devices.
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 4,224 posts.
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Time Series Forecasting with Graph Transformers
Introduction to Kumo Relational — the relational foundation model for predictive AI on relational data
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Ontology-Driven Observability: Building an End-to-End Knowledge Graph at Netflix
Prasanna Vijayanathan, Renzo Sanchez-Silva
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An open source DuckDB text to SQL LLM
Our first Text2SQL model release! | Reading time: 5 min read
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Voynich Manuscript: word vectors and t-SNE visualization of some patterns
Update 17/01: reddit discussion thread. Update 19/01: hacker news thread. The codex The Voynich Manuscript is a hand-written codex written in an unknown system and carbon-dated to the early 15th century (1404–1438). Although the manuscript has been studied by some famous cryptographers of the World War I and II…
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Attunity Data Leak: Vendor for half the Fortune 100 exposed terabyte of backups
Backups ensure data continuity, but they're also a surface of risk. See how Fortune 100 vendor Attunity exposed nearly a terabyte of internal backups.
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Land Registry data reveals London’s secret tunnels
This post is by Guy Shrubsole. Updated 16th Dec 2017 with post-script on Birmingham’s secret tunnels. The existence of a secret network of Cold War-era tunnels beneath central London can be …
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Optimizing ClickHouse: Tactics that worked for us
At LaunchDarkly, we ingest nearly 100 terabytes of observability data from our customers every month.
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Generating Recommendations at Amazon Scale with Apache Spark and Amazon DSSTNE
In this post, I discuss an alternate solution; namely, running separate CPU and GPU clusters, and driving the end-to-end modeling process from Apache Spark.
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Data-as-a-Service: Running DaaS Companies
A complete guide to building and running a Data-as-a-Service (DaaS) company. Learn DaaS economics, market dynamics, data acquisition models, transformation, delivery, and how to achieve market dominance.
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Why ZFS is not good at growing and reshaping pools, or shrinking them
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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dBase: 1979-2026
Litigation, neglect killed dBase. The dBase newsgroup servers went off-line since November 2025. Court-smart dBase vendors and AI accelerated the fall.
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IPFS Backed by Decentralized Storage
Filebase now supports IPFS! Learn more about our latest network integration and how you can pin data onto IPFS in seconds, at a fraction of the cost of existing services.
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Serializable, Lockless, Distributed: Isolation in CockroachDB
To protect concurrent transactions from anomalies that can break the consistency of CockroachDB, we require an Isolation guarantee...
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Combining event sourcing and stateful systems
Bridging the gap between stateful and event sourced sub-systems
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Postgres locks explorer
All of the data in this page is derived from these tests , so is true by some definition of true. Notable is this test - given an arbitrary SQL statement, it determines via runtime inspection which locks are taken.
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How to Read 100s of Millions of Records per Second from a Single Disk
This article gives an overview of the implementation and performance of two recent additions to LocustDB, an extremely fast open-source analytics database built in Rust. The first addition is suppo…
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You Don't Need UUID
I've experienced first-hand how using UUID hurts the usability of computer systems, and I want you to understand why you certainly don't need it.