I define a Person and Story schemas : @Schema() export class Person extends Document { @Prop() name: string; } export const PersonSchema = SchemaFactory.createForClass(Person); @Schema()...

I want to populate the fields of a subdocument, which is a discriminated element of a common Schema (Notificationable discriminated into Message or FriendRequest). This question is quite similar ...

I want to populate an object into a virtual field with mongoose as a JSON object, but it always returns an array with a single item. Here is my scheme code (part with virtual field): Order.virtua...

i tried to fetch data using npm mongoose-paginate but populate is not working here is my UsersSchema.js var mongoose = require('mongoose'); var Schema = mongoose.Schema; var usersSchema = new Sc...

I have a couple Schemas: var parentSchema = new Schema({name: String}); var childSchema = new Schema({ name: String, parent: {type: Schema.ObjectId, ref: 'Parent'} }); I want to be able to cal...

okay. so I'm trying to do some nested population of my mongoose models. And I found that Mongoose-Deep-Populate was one of the easiest fixes for the nested solution, however, as easy as it might se...

I came across the following line of code which I couldn't understand ,although there are lot of tutorials that gives information related to examples of populate but there is none that explains what...

I am wondering if there is a way to let user to login with both username or email I searched a lot of times for but doesn't found a working method. I don't have a single idea how to do this, please...

I have Orders and Users and i want to find orders by User phone number via Mongoose Populate or something else how do i do that ? Order (_id, item, user_id) User (_id, email, phone) const orders =...

Can you populate an array in a mongoose schema with references to a few different schema options? To clarify the question a bit, say I have the following schemas: var scenarioSchema = Schema({ _...

I have a case where I am checking whether a document already exists and if it does not exists I am creating a new document. I need to populate 2 fields inside the document. My problem is that the ....

Say, I have Manager schema: { name: { type: String }, clients: [{ type: Mongoose.Schema.ObjectId, ref: 'Client'}] } And, I have Client schema: { name : { type String }, cars : [{ type: Mong...

I want to return all chat conversations, where the logged in user (user_id) is a participant. I want to populate the participants only returning the profile.firstname (maybe some other later), i ...

Could somebody tell me how I have a collection a { b: String c: Date d: ObjectId --> j } j { k: String l: String m: String } when I carry out a: a.find({ b: 'thing' }).populate('d')...

I have the following mongoose schema structure userSchema = new Schema({ roles: [ role: {type: Schema.Types.ObjectId, ref: 'Role' } ] }) rolesSchema = new Schema({ name: String, roleEntities...

I was working with mongoose to populate field of ids with their respective documents to a new field.my question is assuming my cart model is - let CartSchema = new mongoose.Schema({ userId: { ty...

I'm looking for a way to populate to a alias/virtual property using mongoose ? For now, mongoose's population is add more fields to the reference property (normally is the identity key). I want to...

From this post I have understood that mongoose has created a framework around MongoDB that does some of it queries in a different way. I have read about populate virtuals. When you can use them to ...

I have seen this and other similar titled questions, none answer my question. I was going through the mongoose documentation where I read MongoDB has the join-like $lookup aggregation operator in ...

I have a very simple mongo scheme I'm accessing with mongoose I can map the username and firstname to each notification's from field by using populate, the issue is I can't seem to get any sorting...

I am trying to populate two tables in mongoose and node and I receive the error that populate is not a function. I have search and in the documentation it seems that it does the same as I. Here t...

I have a circle model in my project: var circleSchema = new Schema({ //circleId: {type: String, unique: true, required: true}, patientID: { type: Schema.Types.ObjectId, ref: "patient"...

Assuming the following 3 models: var CarSchema = new Schema({ name: {type: String}, partIds: [{type: Schema.Types.ObjectId, ref: 'Part'}], }); var PartSchema = new Schema({ name: {type: String...

I have struggled with the mongoose.model.populate function for hours now. I have even tried directly copying and pasting several solutions without luck. I have a User model which is supposed to co...

I am trying to get a specific data model after I run an aggregate pipeline followed by populate but I am falling just short of it. The desired result in the end is the following: [ { _accountId...