Utilisation avancée de MongoDB

db.reactions.aggregate([{$unwind:'$scores'},

                        {$group:{'_id':'$scores.name','nbEmoji':{$sum:'$scores.pts'}}},

                        {$sort:{nbEmoji:-1}}

                       ])

db.reactions.aggregate([{$unwind:'$scores'},
                        {$group:{'_id':'$scores.name','nbEmoji':{$sum:'$scores.pts'}}},
                        {$sort:{nbEmoji:-1}}
                       ])