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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.
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 167 posts.
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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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Apache Arrow Flight: A Framework for Fast Data Transport
This post introduces Arrow Flight, a framework for building high performance data services. We have been building Flight over the last 18 months and are looking for developers and users to get involved.
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Oklahoma Department of Securities Leaked Millions of Files
A storage server configured for public access exposed millions of files belonging to the Oklahoma Securities Commission.
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Backblaze Hard Drive Stats Q1 2019
This review looks at the Q1 2019 and lifetime hard drive failure rates of the 104,325 data drive models currently in operation in our data centers.
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FastMRI initiative releases neuroimaging data set
As part of the fastMRI research project to use AI to speed up MRI scans, NYU Langone Health is making a new dataset of de-identified brain MRIs available to researchers and Facebook AI is sharing additional tools and resources.
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A Predictive Database
What is a predictive database? A database that lets you query predictions from structured tabular data with no model training step. Learn how predictive databases work, when to use them, and how they compare to traditional ML.
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Scribe: Transporting petabytes per hour via a distributed, buffered queueing
Our hardware infrastructure comprises millions of machines, all of which generate logs that we need to process, store, and serve. The total size of these logs is several petabytes every hour. The o…
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Amazon Aurora PostgreSQL Serverless
The database is usually the most critical part of a software architecture and managing databases, especially relational ones, has never been easy. For this reason, we created Amazon Aurora Serverless, an auto-scaling version of Amazon Aurora that automatically starts up, shuts down and scales up or down based on your…
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The Holes in the Map: England’s Unregistered Land
Coding and writing by Anna Powell-Smith. Around 15% of the freehold land in England & Wales is unregistered. What this means is that if you go to the Land Registry and ask them ‘Who owns …
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Understanding Bloom Filters with Pharo
From Moldable Development to Media for Thought
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Zabbix, Time Series Data and TimescaleDB
Every monitoring system has to deal with three kinds of performance-related challenges. Firstly, a good monitoring system must receive, process and record incoming data very quickly. Every microsecond counts here. This may not seem obvious from the start but when your system becomes large enough all the tiny fractions…
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Faster hash joiner with vectorized execution
How we built a 40x faster hash joiner using vectorized execution.
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CockroachDB's Consistency Model
CockroachDB's consistency model fits somewhere between serializability and linerarizability. We're proposing a new marketing phrase for CRDB's guarantees: no stale reads.
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Jepsen: YugaByte DB 1.1.9
2019-04-10: The long fork test used in this analysis contained a bug which caused it to (in many cases) fail to identify long fork anomalies. We have re-checked YugaByte DB 1.1.15.0-b16 with a corrected checker, and its long fork tests still pass.
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Noise Mapping with KSQL, a Raspberry Pi and a Software-Defined Radio
Our new cat, Snowy, is waking early. She is startled by the noise of jets flying over our house. Can I determine which plane is upsetting her by utilizing open source streaming solutions (Apache Kafka®), KSQL (the streaming SQL engine for Apache Kafka) a…
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Solving a linear optimization problem on incentive allocation
At Lyft, scientists solve all kinds of optimization problems. While solvers can come in handy, there are times when complicated or…
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Squashed Bugs, with Failure Rate Heatmaps
TiDB is the distributed SQL database built for AI agents. Vectors, transactions, and analytics in one engine with ACID guarantees and elastic scale.
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Beyond L2 Loss – How We Experiment with Loss Functions
Estimating expected time of arrival (ETA) is crucial to what we do at Lyft. Estimates go directly to riders and drivers using our apps, as…
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Using the linear distance operator in Postgres 12 to find the closest match
Experience zero data sprawl with EDB Postgres AI. Capable of handling 30B+ trades a day and managing 50 TB.
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