What colors are included in at least one set?
Besides comparing two sets directly, you could also use a filtering join like semi_join to find out which colors ever appear in any inventory part. Some of the colors could be optional, meaning they aren't included in any sets.
The inventory_parts and colors tables have been preloaded for you.
Cet exercice fait partie du cours
Joining Data with dplyr
Instructions
- Use the
inventory_partstable to find the colors that are included in at least one set.
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
# Use inventory_parts to find colors included in at least one set
colors %>%
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