Data Processing with Apache Crunch at Spotify | Spotify EngineeringAll of our lovely Spotify users generate many terabytes of data every day. All the songs that are listened to, all the playlists you make, all the people you follow, and all the music you share. Somehow we need to organise, process and aggregate all of this into meaningful information out the other side. Here are just a few of the things we need to get out of the data: Reporting to record labels a
