For example, my teacher collection documents look like: { _id: new ObjectId("64fee9b54273ac223441225"), teacherid: '64f1d72a4331bc8fc4c5930f', name: 'Jackly' } and the users collection documents look like: { _id: new ObjectId("64f1d72a4331bc8fc4c5930f"), name: 'Mark' } How can I get the name from users collection…
I have chat, admin,user and message entities. chat has reference of user and admin, message has reference on chat. Message has boolean property called viewed. So I am trying to get chats for admin with user data populated and the…
Need mongodb query : if I get a order , vendorID in input params that already exists with specific orderNumber I need to update it in orders array by replacing the whole existing order element with that orderNumber with newly…
I return a mongoose find query in a nextjs (version 13.5) server action and encounter 'Maximum call stack size exceeded' error. I think the main cause of the problem is mongoose populate method because when I remove it, the error…
Here is the userSchema: const mongoose = require("mongoose"); const userSchema = new mongoose.Schema({ username: { type: String, required: true, trim: true, lowercase: true, }, password: { type: String, required: true, trim: true, }, }); userSchema.pre("save", async function (next) { const…
In db.js import mongoose from "mongoose"; export function dbConnection() { try { mongoose.connect("mongodb://0.0.0.0:27017", { useNewUrlParser: true, useUnifiedTopology: true, }); console.log("DB connected successfully "); } catch (error) { console.log("Not connected "); } } In Jobmodel.js import mongoose from "mongoose"; import autoIncrement…
Given this update statement const result = await Post.updateOne({_id: postId},{ $pull: {reacts: {publisher: req.query.publisher}}, $inc: {postPoints: - reactsEnum[ReactType]} }); I want to get the react Type of the react pulled from the array in the $pull operation. is it possible…
I am creating a to-do list app, using node js, express, and mongoose. now I am trying the delete item function, using a checkbox from a form to pass the item._id to the express, My data type for to-do list…
The context is group discounts where a group of people between 4-7 would get a 5% discount and a group between 8-12 would get 10%. When I query with 5 people. I get [] back using the following query: await…
I am setting up a mongoose query where I would like to find specific records, mentioned in a custom queryObject. This queryObject contains the key-value pairs, if existent. So, if the res.query does not contain the e.g. limit, it is…