How can we create a nested StructType column grouping multiple related scalar attributes together?
The struct() function packages multiple discrete columns into a single nested composite struct without data duplication.
Constructing hierarchical domain models, preparing nested payloads for APIs, or organizing dimensional entities.
df_nested = df.withColumn("address", struct(col("street"), col("city"), col("state"), col("postal_code")))Practice typing production-grade PySpark code for Nested Struct Transformations.