Right join with the data.table syntax
capitals and population, the two data.tables containing information about the geography and population of Australia are available in your workspace. Your goal is to add the state of each city to the population by performing a right join using the data.table syntax.
Latihan ini adalah bagian dari kursus
Joining Data with data.table in R
Latihan interaktif praktis
Cobalah latihan ini dengan menyelesaikan kode contoh berikut.
# Right join population to capitals using data.table syntax
capitals[___, on = ___]