What's the most common color?
Now let's join an additional table, colors, which will tell us the color of each part in each set, so that we can answer the question, "what is the most common color of a LEGO piece?"
Latihan ini adalah bagian dari kursus
Joining Data with dplyr
Latihan interaktif praktis
Cobalah latihan ini dengan menyelesaikan kode contoh berikut.
# Add an inner join for the colors table
sets %>%
inner_join(inventories, by = "set_num") %>%
inner_join(inventory_parts, by = c("id" = "inventory_id")) %>%
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