Robin van den Brink – Medium

Robin van den Brink

Robin van den Brink

Mastering Polars with contexts and more complex expressions

Querying data with Polars is a great experience. It is fast and the query is easy to read. There are many tutorials to get you started (I…

4 min readSep 12, 2023

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Mastering Polars with contexts and more complex expressions

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Robin van den Brink

Easy ways to visualise data when using Polars

Learn how to easily visualise data when using Polars. Seaborn and Matplotlib accept Polars DFs, other libraries are just one function away.

4 min readMar 11, 2023

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Easy ways to visualise data when using Polars

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Robin van den Brink

Processing 10GB dataset on someone else’s computer in 170 seconds with Polars

Investigation and experiment how to use Polars with no computer or some one else’s computer (i.e. in the cloud). Serverless on AWS.

5 min readFeb 5, 2023

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Processing 10GB dataset on someone else’s computer in 170 seconds with Polars

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Robin van den Brink

Working with large datasets (300M) on a tiny machine (512MB RAM, 1 core)

In my previous post I wrote about processing a 300M dataset on my laptop in under 30 seconds with Polars. As I still had the dataset stored…

4 min readJan 4, 2023

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Working with large datasets (300M) on a tiny machine (512MB RAM, 1 core)

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Robin van den Brink

Processing 300M+ dataset on a laptop in 30 seconds

This post is a summary of my quest to the edge of the performance of Polars on my laptop. I generate a large dataset and run some…

5 min readDec 28, 2022

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Processing 300M+ dataset on a laptop in 30 seconds

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Robin van den Brink

[2023 update] Introduction to Polars

It has been over 2 years already since I created my first notebook about Polars (Medium post here). Back then a small project started by…

17 min readDec 28, 2022

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[2023 update] Introduction to Polars

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Robin van den Brink

Introduction to Polars

Closer look at one of the fastest Dataframe library at the moment

6 min readMar 23, 2021

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Introduction to Polars

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Robin van den Brink

Robin van den Brink

Building digital products as product manager and hobby developer. Focused on data and AI products. Polars enthusiast and contributor.

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