Connect to local MongoDB database

// mongoose do not work globally => install into project

// needed to import mongoose in both cases

npm i mongoose

const mongoose = require('mongoose');

// with Mongoose

const dbUrl = 'mongodb://127.0.0.1:27017/_db';

(async () => {

try {

await mongoose

.connect(dbUrl, {

useNewUrlParser: true,

useUnifiedTopology: true,

})

.then((con) => {

console.log(con.connection);

console.log(`MongoDB connected: ${dbUrl}`);

});

} catch (err) {

console.error(err);

}

})();

// with MongoClient

const dbUrl = 'mongodb://127.0.0.1:27017/_db';

const mongoClient = require('mongodb').MongoClient;

mongoClient.connect(

dbUrl,

{ useNewUrlParser: true, useUnifiedTopology: true },

(err, client) => {

if (err) {

return console.log(err);

}

// Specify database you want to access

const db = client.db('_db');

console.log(`MongoDB Connected: ${dbUrl}`);

}

);

DATABASE_LOCAL=mongodb://user:pass@127.0.0.1:27017/_db

https://mongoosejs.com/docs/connections.html

https://zellwk.com/blog/local-mongodb/

https://stackoverflow.com/questions/54573548/how-to-connect-to-mongodb-in-local-network-with-express-and-mongoose