13 - data.table


  • The [i, j, by] idiom
  • fread and fwrite
  • dcast and melt
  • examples / case study in appendix

Core Material


Additional Resources

  • Getting Started with R - Tinyverse Edition introduction to R and data manipulation with a focus on data.table: site, eight-page pdf
  • Life in the Fast Lane: data.table Intro and Best Practices: Nice one-hour data.table talk by Bill Gold at NY HackR Meetup: YouTube video and code and slides github repo