Database
[{"_id":"603f8c970f25800300a6c16e","Hash":"vkqsgIPmB4/am4KJkERghDmmCUXEZjrGQxdCF3Fll2brR0YxJSXeTg==","Components":[{"FieldA":"A-1","FieldB":"B-1"},{"FieldA":"A-2","FieldB":"B-2"}]},{"_id":"609f8c970f25800300a7c16e","Hash":"vkqsgIPmB4/am4KJkERghDmmCUXEZjrGQxdCF3Fll2brR0sddggdTs==","Components":[{"FieldA":"A-3","FieldB":"B-3"},{"FieldA":"A-4","FieldB":"B-4"}]}]
Query
db.collection.aggregate([{"$unwind":"$Components"},{"$project":{"FieldA":"$Components.FieldA","FieldB":"$Components.FieldB"}}])