Questions tagged [Mongoose] (359)

Hello! Can I upgrade for just a few records? Now we have to do this sheet: array.forEach((item, i) => { User.updateOne( { id: item.id }, { $push: { history: { val: item.val } } }, () => {}) }) Is there a better option? Thank you in advance.

Hello! If there is any way we can follow the change collection and call of callback? long googled and found nothing Thank you in advance.

In the model indicated select: false to the password field, but when you create a new user, the password will still be returned. Probably, this is the default behavior (although never noticed), but to register each field in the response is not very cool. There is a more succinct solution or is it a bug?

When trying to add data in the database, $push somehow duplicate them in the field, ie a field with an array called dates to the database in the end should have 21 elements of an array after sending the data, now 42. Data is duplicated. Code a database query: router.post('/set-new-activities', async (req, res) => { con...

Hello I want to set the connection using sockets and send data from database to the client after every change. How to use mongoose I execute the function after each change to my collection

I have a user schema like this: const userSchema = new Schema( { login: { type: String, required: true, unique: true }, passwd: { type: String, required: true } { timestamps: { createdAt: "created_at", updatedAt: "updated_at" } } ); const User = model("user", userSchema, 'user', true); In the documentation says ...

Hi all, I have added in the database data, which can not correctly display at ejs! Here is how I take data from dB: app.get('/ads/check',async (req,res,next) => { await Ads.find({}).then(result => { const login = req.session.login Res. render('check', { title: "Your ad on the website!", login: login, result }) }...

is the object { "comments": 0, "_id": "5e7a142125a650dfa132b984", "title": "dasdadasd", "description": "dasdasdadasdasdasd", "author": { "_id": "5e7a142125a650dfa132b985", "name": "Artem", "userId": "5e7a0bea506a9edca2abaf6c" } } I need this code to access the userId: 1 Posts.find({ author: { userId: user._id } }...

There is a model Schema({ members: [ { type: String, required: true, ref: "User" } ], createdAt: { type: Date, default: Date.now(), required: true }, lastMessage: { message: { type: String, required: true }, from: { type: String, required: true }, createdAt: { type: Date, required: true } }, messages: [ {...

There is a page with users, when you click on user POPs modelka where I can for example write review for this user. How do I make it so that in DB this comment tied to a specific user? html <app-header></app-header> <section class="section friends"> <div class="container"> <div class="main-page-...