Analysing Covid19 Dataset using Pyspark - Part2 (Group By & Aggregation)

This is the Part-2 of the series Introduction to Pyspark. In the previous part we learnt to setup the environment, load the dataset and to apply the filters on our data.
In this part you will learn to group by the data and to aggregate it at overall level and at other levels like -County.
Notebook link - www.kaggle.com...
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