CFS query

cfs.query.group

db['cfs.medias.filerecord'].aggregate(
   [
      {
       $project:
         {
           year: { $year: "$uploadedAt" },
           month: { $month: "$uploadedAt" },
           day: { $dayOfMonth: "$uploadedAt" },
           hour: { $hour: "$uploadedAt" },
           minutes: { $minute: "$uploadedAt" },
           seconds: { $second: "$uploadedAt" },
           milliseconds: { $millisecond: "$uploadedAt" },
           dayOfYear: { $dayOfYear: "$uploadedAt" },
           dayOfWeek: { $dayOfWeek: "$uploadedAt" },
           week: { $week: "$uploadedAt" }
         }
     },
     { "$group" : 
         { "_id" : { 
                "year" : "$year", 
                "month" : "$month",
                "day" : "$day"
             }, 
          "medias": { 
                "$push": "$ROOT" 
                } 
          }
      }
   ]
);