mongoose api code example

Example 1: how to install mongoose

$ npm install mongoose

Example 2: mongoose node js

// getting-started.js
var mongoose = require('mongoose');
mongoose.connect('mongodb://localhost/test', {useNewUrlParser: true});

Example 3: node js + mongoose

const db = mongoose.connection;
db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', function() {
  // we're connected!
});

Example 4: model mongoose

const modelName = mongoose.model("collectionname", collectionSchema);

//example
const fruitSchma = new mongoose.Schema ({
  name: String
});
const Fruit = mongoose.model("Fruit", fruitSchema);

Example 5: mongoose modele

mongoose.connect('mongodb://localhost/gettingstarted', {useNewUrlParser: true,useUnifiedTopology: true});