Introduction on what exactly a data.table is, how it differs from the traditional data.frame in R, and understanding the general form of a data.table query.
Learn how to do multiple operations on the same data.table in one single statement, how to easily take a subset of your data, update by reference, and work with the data.table set()-family.
Discover the potential behind indexing, followed by generating and using keys. The final part focuses on fast ordered joins.