Spark Interview Question 4: What is partitioning? Coalesce() vs Repartition()

Data Cat
6 min readMar 5, 2024

Date: March 5th, 2024

Hi everyone! I started posting contents about Spark interview questions for SWE/Data Engineers, mainly for Spark Optimization related questions. I aim to continuously write about ten posts about Spark optimization. After the series of these posts, you will ace technical interviews related to Spark! Although…

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