mongoose
const mongoose = require('mongoose');
mongoose.connect('mongodb://localhost:27017/testDB',
{
useNewUrlParser: true,
useUnifiedTopology: true,
useCreateIndex: true,
useFindAndModify: false
})
.then(()=>{
console.log('connected');
})
.catch((e)=>{
console.log("Something went wrong", e);
})mongoose
const ToySchema = new Schema({ name: String });
const ToyBoxSchema = new Schema({
toys: [ToySchema],
buffers: [Buffer],
strings: [String],
numbers: [Number]
// ... etc
});mongoose
import express from 'express';
or
const exporess = require('express');
import mongoose from 'mongoose';
or
const mongoose = require('mongoose');
const app = express();
mongoose.connect('mongodb://localhost:27017/mongo-tree' , {
useNewUrlParser: true,
useUnifiedTopology: true
});
const db = mongoose.connection;
db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', function() {
console.log('connected db')
});
app.use('/', (req, res) => {
res.send('hello');
}
);
const port = process.env.PORT || 5000
app.listen(port, () => {
console.log('running');
})
//for es6 >npm i @babel/core @babel/node @babel/preset-env --save-dev
//create .babelrc file and put this
{
"presets": [
"@babel/preset-env"
]
}
//and package.json
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1",
"start": "nodemon --exec babel-node server"
},mongoose
const mongoose = require('mongoose');
mongoose.connect('mongodb://localhost:27017/test', {useNewUrlParser: true, useUnifiedTopology: true});
const Cat = mongoose.model('Cat', { name: String });
const kitty = new Cat({ name: 'Zildjian' });
kitty.save().then(() => console.log('meow'));mongoose node js
// getting-started.js
var mongoose = require('mongoose');
mongoose.connect('mongodb://localhost/test', {useNewUrlParser: true});Mongoose node js
// getting-started.js
var mongoose = require('mongoose');
mongoose.connect('mongodb://localhost/test', {useNewUrlParser: true});
var db = mongoose.connection;
db.on('error', console.error.bind(console, 'connection error:'));
db.once('open', function() {
// we're connected!
});Copyright © 2021 Codeinu
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