ποΈ π Lookups AKA Left Outer Join
Using Documents we usually model 1many relationships embedding documents inside other documents, even using arrays for that. For instance an Author can have many aliases, and they live inside an array in the authors collection.
ποΈ π¦ΈββοΈ Advanced lookups
Extra activity, do it if you have extra time or are following at home, won't be covered during the hands-on Lab