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Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 2,337 posts.
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Improvements to data analysis in ChatGPT
Improvements to data analysis in ChatGPT Interact with tables and charts and add files directly from Google Drive and Microsoft OneDrive.
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Searching 20 GB/sec: Systems Engineering Before Algorithms
SentinelOne unifies AI-powered endpoint, cloud, identity, and data protection—enhanced by our Security Data Lake for seamless and efficient cybersecurity.
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Postgres 11 Beta 1 released
The PostgreSQL Global Development Group announces that the first beta release of PostgreSQL 11 is now available for download. This …
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Jepsen: Dgraph 1.1.1
Dgraph is a graph database which aims to provide scalable, highly-available, and snapshot-isolated transactions over a labeled directed graph, while minimizing network communication for performance. Conceptually, Dgraph stores a set of (entity, attribute, value) triples. Entities (also known as subjects), are compact…
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DuckDB 1.1.0 Released
The DuckDB team is happy to announce that today we're releasing DuckDB version 1.1.0, codenamed “Eatoni”.
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Visidata 2.0
This is a major milestone. After almost 2 years of development, version 2.0 of VisiData is finally released. It's got several major improvements, a bunch of new loaders, and tons of new features and quality of life improvements. And, most importantly, an API specification for plugins.
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RethinkDB 2.4.1
We’re pleased to announce the availability of RethinkDB 2.4.1. This update includes bug fixes, build improvements and the reintroduced update checker. For a complete list of changes in this update, you can refer to the release notes . Don’t forget that we replaced our download server, please read our latest blog post .
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Wikimedia Enterprise announces Google and Internet Archive as first customers
Wikimedia Enterprise announced its first customers: multinational technology company Google and nonprofit digital library Internet Archive. Wikimedia Enterprise was recently launched by the Wikimedia Foundation as an opt-in product.
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Relational databases aren’t dinosaurs, they’re sharks
Oh relational databases, that tired old relic of another age. Codd and friends were great in their time, but serious software engineers need to move on. People building Web Scale™ software You’ve probably heard a similar sentiment at some point. That relational databases were great, but they are dinosaurs that are…
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Recursive Common Table Expressions in Postgres
Common Table Expressions in PostgreSQL are a powerful SQL construct. You can think of CTEs as a view that is materialized only while the query is running. Recursive CTEs allow themselves to be called until some condition is met. This post from the Citus Data team explores how recursive CTEs work in Postgres.
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SQLite-based databases on the Postgres protocol? Yes we can
libSQL “server mode” (sqld) enables access to SQLite-based databases using Postgres and HTTP network protocols.
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Continuous glucose monitors reveal variable glucose responses to the same meals
In this exploratory analysis of 2 highly controlled crossover studies in 30 participants without diabetes, the same meals led to highly variable glucose responses, as measured with continuous glucose monitors.
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Materialize Raises a $32M Series B
Materialize secures Series B funding to enhance its Operational Data Warehouse with real-time streaming capabilities for immediate data action.
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New PostgreSQL Interface for Cloud Spanner
Start building on Google Cloud with $300 in free credits and 20+ always free products.
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Scaling our observability platform by embracing wide events and replacing OTel
Read how we scaled our observability platform from 19PB to 100PB and 500 trillion rows by replacing OpenTelemetry with a native ClickHouse-to-ClickHouse pipeline, embracing wide events and cutting CPU usage by 90%.
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The False Allure of Hashing for Anonymization
Why using cryptographic hashes doesn't make data anonymous.
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Timescale Cloud: Multi-cloud, fully-managed time-series in AWS, Azure, and GCP
Fully managed PostgreSQL from the creators of TimescaleDB. 99.9% uptime SLA, 10,000+ IOPS, columnar compression up to 95%, and built-in search. Try it free.
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What Is a Knowledge Graph?
What is a knowledge graph? Learn about nodes, relationships, organizing principles, and ontologies, which comprise a knowledge graph.
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MySQL Challenge: 100k Connections
It's not beyond possibility to set up MySQL to achieve 100,000 concurrent connections if you balance network config and use thread pools. By Vadim Tkachenko