Javascript – Why isnt my mongodb profile saving to database?
The main issue is my code saves the first time around but then will not work no matter what I try. It should be simple to save to the database and it is the first time but after that the…
Mongodb – Mongoose $match nested array with query values or return all documents
Main task: apply tags filters for products (could be one or multiple). Need to return filtered products list with specified dietary tags in query. Product tags field is a ref to tags collection. $lookup and related stages: { $lookup: {…
Mongoose .find() with multiple conditions, getting cast error using Javascript
I am trying to form a search query with mongoose.find() but I keep getting an error back and I am not sure why. It receives a query parameter and return the items whose name OR description contain the parameter. Here…
Mongodb – Mongoose: how to do find with populate
I would like to know how I can make a query to the database bringing all the results that meet the 'store' {name} field, but this 'store' is saved with '_id' and I use .populate() to bring me the info…
why is mongoose not finding my data in mongodb
I have the following schema: const mongoose = require("mongoose"); const { ObjectId, Number } = mongoose.Schema.Types; const CategoriesSchema = new mongoose.Schema( { name: { type: String, required: true, }, img: { type: String, required: true, } } ); mongoose.model("Categories", CategoriesSchema,…
how to find the value is not in mongodb, value is coming from constant array
I have an array like this let arr = [a,b,c] and a collection like this {val:a},{val:b} I want to know that document with val=c is not in the collection.
while connecting to mongodb getting error message
I am getting error while connecting to mongoDB. I don't know what went wrong. please help me to fix this. note:-I have configure "Allow access from Anywhere" Below is the error message. MongooseServerSelectionError: Could not connect to any servers in…
Javascript – use next Auth to store session at time of registration using email and password
I am using email, password and username to register user and storing in mongodb. I want to use next Auth to store sessions at time of registration also. I want to redirect user in same way at registration in same…
Mongodb – Getting Syntax error Unexpected token '.' on executing npm run app command
I am novice in MERN app development was attending tutorial on the same. I have to create basic MERN based application to demonstrate the fundamental working of MERN backend with nodeJS, mongoose, mongoDB, express. Following are the content of the…
Mongodb – $addFields inside an array of objects
Please consider the following data: { "_id": "F9F39JQH", "field": { "array": [ { "itemId": 1 }, { "itemId": 2 } ] } } I'm trying to add a single field inside the first element or the array. { "_id": "F9F39JQH",…