Demystify Data Backfilling

Let’s talk about data engineers’ nightmare

Xiaoxu Gao
Towards Data Science
10 min readNov 20, 2023

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Created by author

As data engineers, we encounter unique challenges every day. But if there is one daunting task that stands out, it must be the backfill. A flawed backfill means excessive processing time, data contamination, and substantial cloud bills. And yeah, it also means you need one more backfill job to fix it.

Completing your…

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I’m a Developer with a focus on Python and Data Engineering. I write stuff to talk to myself and the world. You can find me on linkedin.com/in/xiaoxugao/.