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const mongoose=require('mongoose');
const mongoURI="mongodb://localhost:27017/inotebook"
const connectToMongo=()=>
{
mongoose.connect(mongoURI,()=>
{
console.log("connect Successfully");
})
}
module.exports=connectToMongo;
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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;
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//Import the mongoose module
var mongoose = require('mongoose');
//Set up default mongoose connection
var mongoDB = 'mongodb://127.0.0.1/my_database';
mongoose.connect(mongoDB, {useNewUrlParser: true, useUnifiedTopology: true});
//Get the default connection
var db = mongoose.connection;
//Bind connection to error event (to get notification of connection errors)
db.on('error', console.error.bind(console, 'MongoDB connection error:'));
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const mongoose = require("mongoose");
const databaseConnection = () => {
const dbUri = process.env.DB_URI || "mongodb://localhost:27017/codershouse";
mongoose
.connect(dbUri, {
useNewUrlParser: true,
useUnifiedTopology: true,
})
.then((data) => {
console.log(
`MongoDb Database Connected to the Server : ${data.connection.host}`
);
})
.catch((err) => {
console.log(`Some Database Connection Error Occured :- ${err}`);
});
};
module.exports = databaseConnection;
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//Es6
import mongoose, { connect } from "mongoose";
//import dotenv from "dotenv";
// dotenv.config({ silent: process.env.NODE_ENV === 'production' });
export const connectDB = async () => {
try {
mongoose.set('strictQuery', true) //only use this mongoose.set()to suppress this warning
//await mongoose.connect(process.env.MONGODB_URI, { dbname: process.env.DB_NAME }, { //env file connect method
await mongoose.connect('mongodb://localhost:27017/testDB', { //normal db connect method
useNewUrlParser: true,
useUnifiedTopology: true
})
.then(() => {
console.log("mongodb connected..");
})
} catch (error) {
console.log(error.message);
}
}
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const mongoose = require('mongoose');
mongoose.connect('mongodb://localhost:27017/test', {useNewUrlParser: true, useUnifiedTopology: true});
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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}`);
});
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// local conecation
const mongoose = require("mongoose");
mongoose
.connect("mongodb://localhost:27017/testdb")
.then(() => console.log("Connected to MongoDB..."))
.catch((err) => console.error("Could not connect to MongoDB...", err));
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- In your entry file
mongoose
.connect("mongodb://localhost/vidly")
.then(() => console.log("Connected to MongoDB..."))
.catch((err) => console.log("Cloud not connect to MongoDB..."));
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// Connect to the Database here
mongoose.connect("mongodb://localhost:27017/test", {
useNewUrlParser: true,
useUnifiedTopology: true,
}, (err) => {
if (err) return console.log(err);
app.listen(3000, () => {
console.log("MongoDB Server listening on 3000");
});
});
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//connect with mongodb
mongoose.connect('mongodb://localhost:27017/your_db_name', {useNewUrlParser: true});
//you can also specify with user and pass
mongoose.connect('mongodb://username:password@host:port/database?options...', {useNewUrlParser: true});
//or goto docs https://mongoosejs.com/docs/connections.html