Setting keys
The netflix and imdb data.tables are available in your workspace. Your goal is to set the keys for both data.tables so that you can perform a series of joins without needing to specify the join keys each time.
Este ejercicio forma parte del curso
Joining Data with data.table in R
Instrucciones del ejercicio
- Set
titleas the key of bothnetflixandimdbusingsetkey()(docs). - Inner join
imdbtonetflixwithout specifying theonargument.
Ejercicio interactivo práctico
Prueba este ejercicio y completa el código de muestra.
# Set the keys
___
___
# Inner join
___