SQLBits 2017

data.table power hour

Learn how to use this fantastic package in R for high-speed, low-code table wrangling.
The package data.table is super-fast and super-powerful and can turn your long-winded and slow R code into a lean, mean, data-crunching machine. This hour takes you through the key aspects of the package and how it can make your life better.

We'll be looking at:
- Basic syntax
- Data I/O
- Joins
- Within group activities
- Pivoting data
- Cool hacks