node.js - How to query object property(Field) in mongoose? -


i want document using mediaid placed inside mongoose object field

schema

mongoose  = require 'mongoose' schema    = mongoose.schema promise   = require "bluebird"  db_name   = 'test'  fields =   presentationid: string   customerid: string   json: object  collection =   collection: db_name  schema = new schema fields, collection  schema.plugin timestamps  model = mongoose.model db_name, schema promise.promisifyall model  module.exports = model module.exports.col = db_name

db follows

    {   "presentationid": "58e38fdbb9d4f20dc5f0bbcd",   "customerid": "589b2599f304602ff8a17490",   "json": {     "objects": [        {           "mediaid": "58e34c8454a8d361ea6967e7",           "duration": 10,           "name": "image1.png",           "height": 92,           "width": 272,           "top": 12.61,           "left": 25.26,           "type": "image"         },         {           "mediaid": "58e34c8454a8d361ea6967e7",           "duration": 10,           "name": "image2.png",           "height": 92,           "width": 272,           "top": 12.61,           "left": 25.26,           "type": "image"         },         {           "mediaid": "58e34c8454a8d361ea6967e8",           "duration": 10,           "name": "image3.png",           "height": 92,           "width": 272,           "top": 12.61,           "left": 25.26,           "type": "image"         }     ]   } }

the above code schema , database documents here want document if mediaid matched db mediaid ex:

query =    json:    objects:     mediaid: "58e34c8454a8d361ea6967e7"


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