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The most popular blog posts about databases & data on Hacker News. 304 posts.
One of the most consistently popular posts on this blog has been my XKCDify post, where I followed in the footsteps of others to write a little hack for xkcd-style plotting in matplotlib. In it, I mentioned the Sketch Path Filter pull request that would eventually supersede my ugly little hack.
Today were excited to announce the release of the open source time series database, InfluxDB 1.0 and our commercial offering, InfluxEnterprise.
ZFS has been making headlines lately, so it seems like the right time to talk about the longstanding relationship between FreeBSD and ZFS. ...
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Hello. I've just uploaded ZSON extension on GitHub: https://github.com/afiskon/zson ZSON learns on your common JSONB documents and creates a dictionary …
Which English Wikipedia articles were edited most in 2016? Find out what captured editors’ interests.
We have added a new feature: time-travel queries. To our knowledge, we are the first database to have implemented the them.
(At the bottom of this page, you find a BibTeX reference to cite this article.)
In a previous post I wrote about how to build a ‘People Who Like This Also Like …’ feature for displaying lists of similar musicians. My goal was to show how simple Information Retrieval techniques can do a good job calculating lists of related artists. For instance, using BM25 distance on The Beatles shows the most…
This isn’t a post about politics. I do have opinions about the now infamous e-mail server (which will no doubt come out here), but when the WSJ folks made it possible to search the Clinton email releases I though it would be fun to get the data into R to show how well the igraph and ggnetwork packages could work…
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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…
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.
To protect concurrent transactions from anomalies that can break the consistency of CockroachDB, we require an Isolation guarantee...
In the last Jepsen analysis, we saw that RethinkDB 2.2.3 could encounter spectacular failure modes due to cluster reconfiguration during a partition. In this analysis, we’ll talk about Crate, and find out just how many versions a row’s version identifies.
We introduced Cockroach Labs last June with a simple yet ambitious mission: Make Data Easy. We are now thrilled to launch CockroachDB beta.
In my previous post , I described some experiments I was doing to reduce images to a Bag of Visual Words (BOVW) . My goal is to build a Con...
A guide for getting started with Bayesian Statistics! Start your way with Bayes' Theorem and end up building your own Bayesian Hypothesis test!
InfluxDB clustering is key for high availability and monetization. Clustering and high availability functionality will be available as part of our Influx Enterprise offering. Get a crash course on this topic and also read the newer version as well as u...
This post was authored by Tiffany Wissner, Senior Director of Data Platform Marketing. This week in San Francisco, thousands of people are at Spark Summit, to explore and understand how they leverage Apache Spark to get the most out of big data.
