Mongodb – How to find documents with child object that has matching value?
Suppose that I have a collection with documents like below { "location" : "Tokyo", "region" : "Asia", "attraction": { "transportation" : "Subway", "food" : { "food_0" : { "name" : "Sushi", "price" : 100, "restaurant" : "Ookinza" }, "food_1" :…