Before attempting these questions, make sure you prepare by going through appropriate material.
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- Details - Duration 10 minutes
- Data is available in local file system under /data/nyse (ls -ltr /data/nyse)
- Fields (stockticker:string, transactiondate:string, openprice:float, highprice:float, lowprice:float, closeprice:float, volume:bigint)
- Convert file format to parquet
- Save it /user/<YOUR_USER_ID>/nyse_parquet
- In Scala using Data Frames