PySpark MapType (Dict) Usage with Examples
PySpark MapType (also called map type) is a data type to represent Python Dictionary (dict)…
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March 29, 2021
PySpark Create DataFrame From Dictionary (Dict)
PySpark MapType (map) is a key-value pair that is used to create a DataFrame with…
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March 28, 2021
PySpark StructType & StructField Explained with Examples
The StructType and StructField classes in PySpark are used to specify the custom schema to…
August 13, 2020
Spark Schema – Explained with Examples
Spark Schema defines the structure of the DataFrame which you can get by calling printSchema()…
November 8, 2019
Spark – explode Array of Map to rows
Problem: How to explode the Array of Map DataFrame columns to rows using Spark. Solution:…
October 20, 2019
Working with Spark MapType DataFrame Column
In this article, I will explain how to create a Spark DataFrame MapType (map) column…
October 8, 2019
Spark SQL Map functions – complete list
In this article, I will explain the usage of the Spark SQL map functions map(), map_keys(), map_values(), map_contact(), map_from_entries() on DataFrame…
October 6, 2019