Amazon Timestream is finally released: these are our first impressions
2020-10-22
After two years in preview, Amazon Timestream is now out in the world. After checking it out, we share some of our thoughts (and some data as well).
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Comparing databases for an Industrial IoT use-case: MongoDB, TimescaleDB, InfluxDB and CrateDB
2020-07-13
We compared how MongoDB, TimescaleDB, InfluxDB, and CrateDB perform for an industrial IoT use-case. We talk about our experience in this blog post.
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How to set up a CrateDB cluster with Kubernetes
2020-06-10
Setting up a CrateDB cluster with Kubernetes can be done in just a few steps, and scaling up and down is straightforward. We tell you how in this tutorial.
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CrateDB, Machine Learning, and Hydroelectric Power: Part Two
2019-08-16
We go into some technical details of the VKW proof-of-concept and show you how to use Python to construct a machine learning model that can be used to predict events.
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Machine Learning and CrateDB, Part Three: Experiment Design & Linear Regression
2019-02-13
In the third part of this miniseries, I show you how to predict the number of Twitter followers a user has using regression analysis.
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Machine Learning and CrateDB, Part Two: Getting Started With Jupyter
2018-12-04
In part two of this miniseries, learn how to get started with machine learning using Python and Jupyter Notebook.
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Machine Learning and CrateDB, Part One
2018-10-19
Part one of a miniseries that introduces you to the fundamentals of machine learning and shows you how to get started with some hands-on coding.
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On Writing Beautiful Tests
2018-08-30
Testing and thinking about modes of failure as you design code will help you to write more robust software, which is, in turn, easier to maintain. It also makes your code easier to refactor and easier to modify.
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When is a SQL Subquery 260x Faster than a Left Join?
2017-08-17
Learn why SQL subquery performance was 260x faster than a left join when querying 4.6 millions rows of ecommerce cross-sell data in a CrateDB database.
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Geolocation 101: How To Get A User’s Location
2017-06-08
In this post, we'll go over the basics of how to get a user's location, place a pin on a map, and show them museums nearby using JavaScript.
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