CRUD operation using Mongoose

 

const mongoose = require('mongoose');

mongoose.connect('mongodb://0.0.0.0:27017/Class12');

const studentSchema = new mongoose.Schema({

    name:String,

    father_name:String

});

// ! ye Database me data Create kar rha hai

const main = async() =>{

 

    const studentModel  = mongoose.model('students',studentSchema);

    let data  = new studentModel({name:"Malti sen",father_name:"Ram"});

    let result = await data.save();

    console.log(result);

}

// main()

// ! update data in database

const updateInDb = async() => {

    const studentModel  = mongoose.model('students',studentSchema);

    let data = await studentModel.updateMany({name:"Malti sen"},{$set:{father_name:"RadheShyam",name:"Malti sitole"}});

    console.log(data);

   

}

// updateInDb();

// ! Delete Data in database

const deleteInDb = async() => {

    const studentModel  = mongoose.model('students',studentSchema);

    let data = await studentModel.deleteOne({name:"Malti sitole"})

    console.log(data);

   

}

// deleteInDb();

// ! Read data in databse

const readDatabase = async () => {

    const studentModel = await mongoose.model('students',studentSchema)

    let result = await studentModel.find();

    console.log(result);

   

}

readDatabase()