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Why DNSFilter replaced InfluxDB with TimescaleDB
Stay informed with the latest updates, trends, and insights on DNS and content filtering. Get useful tips and best practices in network security.
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 4,224 posts.
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Setting up PostgreSQL for running integration tests
Setting up PostgreSQL for tests is crucial for achieving performance and reliability. In this article, I'll explain how to set up PostgreSQL for tests and discuss some common pitfalls to avoid.
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Scaling SQLite to 4M QPS on a Single Server (EC2 vs. Bare Metal)
Discover how Expensify achieved remarkable scaling: 4M QPS on one server! Dive into optimizing SQLite for impressive performance gains.
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Full Ethereum blockchain now available as a BigQuery public dataset
Ethereum and other cryptocurrencies have captured the imagination of technologists, financiers, and economists. Digital currencies are only one application of the underlying blockchain technology. Earlier this year, we made the Bitcoin dataset publicly available for analysis in Google BigQuery. Today we’re making the…
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The PlanetScale vectors public beta
You can now use the vector data type for vector search and storage in your PlanetScale MySQL database.
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Serverless Databases: The Future of Event-Driven Architecture
Serverless Database is specially designed for the workloads which are unpredictable & can change rapidly. Click to know everything about Serverless Database.
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Why is Snapshot Isolation not enough?
Let's talk about why Snapshot Isolation is not enough for a general purpose concurrency control. Snapshot Isolation has been adap...
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CockroachDB Interactive, D3-Powered Simulations
An interactive demo (using D3) of CockroachDB. Watch as CockroachDB evolves with your application, from proof-of-concept, to multi-node cluster, to international deployment.
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How Bad Is Your Colormap? (2014)
What this function does is to give you a lumninance-correct grayscale version of any matplotlib colormap. I've found this useful for quickly checking how my plots might appear if printed in black and white, but I think it's probably even more useful for stoking the flame of the internet's general rant against jet .
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SQLite does not do checksums
SQLite does not do checksums by default. Disk corruptions go silently unnoticed.
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Datomic Free Edition
The free database designed for immutable values and a time-aware information model.
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Modern Polars: A comparison of the Polars and Pandas dataframe libraries
A side-by-side comparison of the Polars and Pandas libraries.
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PostgreSQL Benchmark on FreeBSD, CentOS, Ubuntu Debian and OpenSUSE
In this post, I’m going to show benchmark results of the recently released PostgreSQL 10.1. I’ve benchmarked the DB on these OSes (all are 64-bit):
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Jsonb: Stories about performance
As such, there’s really no “standard” benchmark that will inform you about the best technology to use for your application. Only your requirements, your data, and your infrastructure can tell you what you need to know.
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How StackOverflow Scales with SQL Server
Bad news: that page is gone. We try to keep our site as accurate and up-to-date as possible so that if you’re reading advice here, you can rely on it. That means from time to time, we decide that a page isn’t a great reference anymore, and the work to update it is beyond what […]
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What's wrong with statistics in Julia?
Introduction Link to heading Several months ago, I promised to write an updated version of my old post, “The State of Statistics in Julia”, that would describe how Julia’s support for statistical computing has evolved since December 2012. I’ve kept putting off writing that post for several reasons, but the most…
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New Data Science Certificate Program
Starting in the fall of 2012, the University of Washington will be offering a certificate in Data Science . The program has two sections: one located in Seattle and the other online. The certificate consists of three separate courses each lasting approximately 3 months. Thus the program can be completed in 9 months…
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Transforming Wikipedia into a cultural knowledge quiz
Building “Test Your Culture” by taking the world’s largest encyclopedia… and combining it with data science
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Making Netflix's Data Infrastructure Cost-Effective
By Torio Risianto, Bhargavi Reddy, Tanvi Sahni, Andrew Park
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