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Back to DataBolt Spark Learning Series

MODULE 03 · INTERMEDIATE

Transformations & Spark SQL

Spark Transformations Deep Dive: Windows, UDFs & Join Strategy

VIDEO COMING SOON

This module is still in production. Here is what it will cover.

IN THIS MODULE

  • Narrow stays home, wide shuffles
  • partitionBy → orderBy → rank
  • Row-at-a-time vs Arrow batches
  • Sort-merge vs broadcast

UP NEXT · MODULE 04

Performance & Optimization