ποΈ π Lookups, AKA Left Outer Join
Using documents, we usually model 1many relationships by embedding documents inside other documents, and even using arrays. 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 along at home. It won't be covered during the hands-on lab.