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mongoose connection in express

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Shirshak Kandel answered on February 20, 2021 Popularity 8/10 Helpfulness 5/10

answer mongoose connection in express

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mongoose connection in express

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//config/db.js
const mongoose = require('mongoose');

const connect = async () => {
  try {
    await mongoose.connect(process.env.MONGODB);
    console.log('database connect');
  } catch (error) {
    console.log(error.message);
  }
};

module.exports = connect;

//index.js 
require('dotenv').config();
const connect = require('./config/db');

connect();

Popularity 8/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: connection express javascript mongoose

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Contributed on Nov 13 2022

Shirshak Kandel

0 Answers Avg Quality 2/10

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mongoose connection nodejs

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const mongoose = require('mongoose');

const connectDB = async () => {
    mongoose
        .connect('mongodb://localhost:27017/playground', {
            useCreateIndex: true,
            useNewUrlParser: true,
            useUnifiedTopology: true,
            useFindAndModify: false
        })
        .then(() => console.log('Connected Successfully'))
        .catch((err) => console.error('Not Connected'));
}

module.exports = connectDB;

Popularity 10/10 Helpfulness 9/10 Language javascript

Source: Grepper

Tags: connection c

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Contributed on Feb 20 2021

Uptight Unicorn

0 Answers Avg Quality 2/10

mongoose connection

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const mongoose = require("mongoose");

//  database connection with mongoose
mongoose.connect("mongodb://localhost/todos", {
        useNewUrlParser: true,
        useUnifiedTopology: true
    })
    .then(() => console.log("connection successful"))
    .catch((err) => console.log(err));

Popularity 10/10 Helpfulness 6/10 Language javascript

Source: Grepper

Tags: connection c

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Contributed on Oct 11 2021

Noob Learner

0 Answers Avg Quality 2/10

connecting mongoose with express js

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const mongoose = require('mongoose');
mongoose.connect('mongodb://localhost:27017/test', {useNewUrlParser: true, useUnifiedTopology: true});

Popularity 9/10 Helpfulness 6/10 Language javascript

Source: mongoosejs.com

Tags: express

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Contributed on May 23 2021

Panicky Pollan

0 Answers Avg Quality 2/10

mongoose connection with node js

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const express = require('express');
const app = express();
const path = require('path');
const mongoose = require('mongoose');
const PORT = process.env.PORT || 3000;

mongoose.set('strictQuery', false);

mongoose.connect('mongodb+srv://sajidrec:password@testdb.zazbcdw.mongodb.net/testdb', {
    useNewUrlParser: true,
    useUnifiedTopology: true,
}
).then().catch((err) => { console.log('database connection error', err) });

app.use(express.urlencoded({ extended: false }));

const userShema = new mongoose.Schema({
    name: { type: String },
    email: { type: String },
    pass: { type: String }
});

const usrModel = mongoose.model('user', userShema);

app.route('/')
    .get((req, res) => {
        res.sendFile(path.join(__dirname, 'index.html'));
    });

app.route('/pst')
    .post(async (req, res) => {
        await new usrModel({
            name: req.body.name,
            email: req.body.email,
            pass: req.body.pass
        }).save();
        res.sendFile(path.join(__dirname, 'done.html'));
    });

app.listen(PORT, () => {
    console.log(`server running at port ${PORT}`);
});

Popularity 9/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: connection c

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Contributed on Feb 20 2023

Sajid

0 Answers Avg Quality 2/10

mongoose connection node.js express

Comment

const mongoose = require('mongoose');
  
// Database connection
mongoose.connect('mongodb://127.0.0.1:27017/geeksforgeeks', {
    useNewUrlParser: true,
    useCreateIndex: true,
    useUnifiedTopology: true
});
  
// User model
const User = mongoose.model('User', {
    name: { type: String },
    age: { type: Number }
});
  
// Only one parameter [query/condition]
// Find all documents that matches the
// condition name='Punit'
User.find({ name: 'Punit'}, function (err, docs) {
    if (err){
        console.log(err);
    }
    else{
        console.log("First function call : ", docs);
    }
});
  
// Only Two parameters [condition, query projection]
// Here age:0 means don't include age field in result 
User.find({ name: 'Punit'}, {age:0}, function (err, docs) {
    if (err){
        console.log(err);
    }
    else{
        console.log("Second function call : ", docs);
    }
});
  
// All three parameter [condition, query projection,
// general query options]
// Fetch first two records whose age >= 10 
// Second parameter is null i.e. no projections
// Third parameter is limit:2 i.e. fetch
// only first 2 records
User.find({ age: {$gte:10}}, null, {limit:2}, function (err, docs) {
    if (err){
        console.log(err);
    }
    else{
        console.log("Third function call : ", docs);
    }
});

Popularity 8/10 Helpfulness 5/10 Language javascript

Source: www.geeksforgeeks.org

Tags: connection c

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Contributed on Dec 22 2022

Fardin Mustaque

0 Answers Avg Quality 2/10

mongoose connection in express

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