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Elasticsearch – the definitive guide
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Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 184 posts.
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RethinkDB 1.12: simplified map/reduce, ARM port, new caching infrastructure
Today, we’re happy to announce RethinkDB 1.12 ( The Wizard of Oz ). Download it now!
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MIT computer scientists can predict the price of Bitcoin
CSAIL/LIDS team's algorithm doubles initial investment in under two months.
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Examining PostgreSQL 9.4 – A first look
PostgreSQL is currently entering its final commit fest. While its still going, which means there could still be more great features to come, we can start to take a look at what you can expect from it now. This release seems to bring a lot of minor increments versus some bigger highlights of previous ones. At the same…
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Making ActiveRecord 2x faster
TL;DR: AdequateRecord is a set of patches that adds cache stuff to make ActiveRecord 2x faster
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Apache Spark 1.0.0
Spark 1.0.0 is a major release marking the start of the 1.X line. This release brings both a variety of new features and strong API compatibility guarantees throughout the 1.X line. Spark 1.0 adds a new major component, Spark SQL , for loading and manipulating structured data in Spark. It includes major extensions to…
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Improve developer habits by showing time cost of DB queries
This is the first in a series of posts where I share a quick, easy to implement tip that I’ve found useful in my development career
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RethinkDB 1.14: binary data, seamless migration, and Python 3 support
Upgrading on Ubuntu? If you’re upgrading from 1.12 or earlier, first set up the new RethinkDB PPA .
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Amazon S3 Lifecycle Management for Versioned Objects
Today I would like to tell you about a powerful new AWS feature that bridges a pair of existing AWS services and makes another pair of existing features far more useful! Let’s start with a quick review. S3 & Versioned Objects I’m sure that you already know about Amazon S3. First launched in 2006, S3 […]
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The Log: An Epic Software Engineering Article
There's some sort of inflection point where a "long read" becomes an "epic article." I'm not quite sure where that inflection point is, bu...
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The Idiot's Guide to High Frequency Trading
First, let me say what you read here is going to be wrong in several ways. HFT covers such a wide path of trading that different parties participate or are impacted in different ways. I wanted to put this out there as a starting point . Hopefully the comments will help further educate us all
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RethinkDB 1.13: pull data via HTTP, push data via changefeeds
Today, we’re happy to announce RethinkDB 1.13 ( My Name is Nobody ). Download it now!
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A Statistical Analysis of All Hacker News Submissions
After downloading all 1,265,114 Hacker News submissions from the official Hacker News API, I gathered a few interesting statistics which show the true impact of Hacker News.
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