PySpark Column alias after groupBy() Example

Problem: In PySpark, I would like to give a DataFrame column alias/rename column after groupBy(), I have the following Dataframe and have done a group by operation but I am not seeing an option to rename the aggregated column. By default, it is providing a column name as an aggregate…

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PySpark DataFrame groupBy and Sort by Descending Order

PySpark DataFrame groupBy(), filter(), and sort() - In this PySpark example, let's see how to do the following operations in sequence 1) DataFrame group by using aggregate function sum(), 2) filter() the group by result, and 3) sort() or orderBy() to do descending or ascending order. In order to demonstrate…

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