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¿Cómo obtener un campo distinto específico de la mangosta?

Tengo una colección de db como esta

 [ { name: "Fried Burger", image: "https://burgerimage.com", category: "burger" }, { name: "Fried Pizza", image: "https://pizzaimage.com", category: "pizza" }, { name: "Veg Pizza", image: "https://vegpizzaimage.com", category: "pizza" }, { name: "Fried Pasta", image: "https://friedpastaimage.com", category: "pasta" } ]

¿Hay alguna forma de obtener valor de la categoría sin repetir y una sola imagen, aunque hay varias categorías como esta?

 [ {category: "burger", image:"https://burgerimage.com"}, {category: "pizza", image:"https://pizzaimage.com"}, //Any image works as long as category is same {category: "pasta", image:"https://pastaimage.com"}

Usé .distinct('category') pero solo regresa así pero también quiero una imagen con eso

 { "category": [ "Burger", "beef", "chicken", "duck", "pasta", "pizza", "pork" ] }
over 4 years ago · Santiago Trujillo
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Si quieres solo la categoría y la imagen de cada uno, prueba esto

 MyModel.find({} , 'category image', function(err, docs) { })
over 4 years ago · Santiago Trujillo Report
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