I remember 4-5 years ago I tried to slice a big CSV file with Spark and took soo loong it didn't finished after some hours. Later on the day I realized it coul

I remember 4-5 years ago I tried to slice a big CSV file with Spark and took soo loong it didn't finished after some hours. Later on the day I realized it could be done from the command line with 'cut' and 'grep'. Took less than 15 minutes.