How to group dataframe coloumn of timestamp using groupBy to 30 minutes interval using scala

[#1]

@Ann A

You can use the concept of time window. These two links may help you:

http://blog.madhukaraphatak.com/introduction-to-spark-two-part-5/

https://stackoverflow.com/questions/37632238/how-to-group-by-time-interval-in-spark-sql