Problem: How to create a Spark DataFrame with Array of struct column using Spark and Scala? Using StructType and ArrayType classes we can create a DataFrame with Array of Struct…
Problem: How to define Spark DataFrame using the nested array column (Array of Array)? Solution: Using StructType we can define an Array of Array (Nested Array) ArrayType(ArrayType(StringType)) DataFrame column using…
Problem: How to explode & flatten nested array (Array of Array) DataFrame columns into rows using PySpark. Solution: PySpark explode function can be used to explode an Array of Array…
In this article, I will explain how to explode array or list and map columns to rows using different PySpark DataFrame functions (explode, explore_outer, posexplode, posexplode_outer) with Python example. Before…
Problem: How to explode & flatten the Array of Array (Nested Array) DataFrame columns into rows using Spark. Solution: Spark explode function can be used to explode an Array of…
Problem: How to explode the Array of Map DataFrame columns to rows using Spark. Solution: Spark explode function can be used to explode an Array of Map ArrayType(MapType) columns to…
Problem: How to explode Array of StructType DataFrame columns to rows using Spark. Solution: Spark explode function can be used to explode an Array of Struct ArrayType(StructType) columns to rows…
In this article, I will explain how to explode array or list and map DataFrame columns to rows using different Spark explode functions (explode, explore_outer, posexplode, posexplode_outer) with Scala example.…