Wide vs Narrow Transformations — Study Resources & PYQs

Curated resources, past papers and PYQs for Wide vs Narrow Transformations.

Study resources

Apache Spark Documentation (Article) — Official documentation for Apache Spark, covering core concepts, SQL, and structured streaming. Background reading/viewing for: Wide vs Narrow Transformations.
freeCodeCamp (Video) — freeCodeCamp's data engineering course covers Spark architecture. Relevant to: Wide vs Narrow Transformations.