A Disturbingly Long (But Excellent) Guide on Performing Pandas Joins

Author(s): Bex T.

Originally published on Towards AI.

From semi/anti joins to validating data merges

Image by me with Midjourney

A nasty shock that comes with real-world data is that it never comes in a single, tame CSV file. Instead, it ıs a bundle of tables that interact with each other in many ways using common columns.

It is your unfortunate job to leverage these interactions and find insights from the mess. And your single most important skill to do the task will be performing joins between tables.

So, my unfortunate job today is to teach you almost all the ways you can do these joıns in Pandas. Grab a coffee; we are gonna be a while.

Pandas provide… Read the full blog for free on Medium.

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Published via Towards AI