Sort and Count query method using mongoose

 Count Query

const mongoose = require('mongoose');
mongoose.connect("mongodb://localhost:27017/newDB",{useNewUrlParser: true})
.then(()=>{
    console.log("connction successful...")
})
.catch((err)=>console.log(err));
const playlistSchema = new mongoose.Schema ({
    // define schema
    name:{
        type : String,
        required : true
    },
    sirname : String,
    email : String,
    role : String,
    active : Boolean,
    date : {
        type: Date,
        default : Date.now
    },
    roll : Number,
})
// collection creation
// in model("collection name", define schema)
const PlayList = new mongoose.model("PlayList",playlistSchema)
// get all data inside Database
const getDocument = async()=>{
   try {
         const result = await PlayList
         .find({role : "front-end"})
         .select({name:1})
         .countDocuments();
         console.log(result);
     }catch(err){
            console.log(err);
      }  
}
getDocument();

connction successful...
4

Sort Query

const getDocument = async () => {
    try {
        const result = await PlayList
            .find({ role: "front-end" })
            .select({ name: 1 })
            .sort("name : 1");    //1 means assending order
        console.log(result);
    } catch (err) {
        console.log(err);
    }
}
getDocument();

connction successful...
[
  { _id: new ObjectId("61cc0946c62a51adf6bc23dc"), name: 'Amit' },
  { _id: new ObjectId("61cc0946c62a51adf6bc23db"), name: 'Omkar' },
  { _id: new ObjectId("61cc0946c62a51adf6bc23d9"), name: 'Shreyash' },
  { _id: new ObjectId("61cc0946c62a51adf6bc23da"), name: 'Vaibhav' }
]

another Example

const getDocument = async () => {
    try {
        const result = await PlayList
            .find({ role: "front-end" })
            .select({ roll: 1 })
            .sort({roll: 1});    //1 means assending order -1 means dessending
        console.log(result);
    } catch (err) {
        console.log(err);
    }
}
getDocument();

connction successful...
[
  { _id: new ObjectId("61cc0946c62a51adf6bc23db"), roll: 383 },
  { _id: new ObjectId("61cc0946c62a51adf6bc23d9"), roll: 483 },
  { _id: new ObjectId("61cc0946c62a51adf6bc23da"), roll: 583 },
  { _id: new ObjectId("61cc0946c62a51adf6bc23dc"), roll: 683 }
]