I'm starting to learn MongoDB, and I love how flexible it is. But I'm stuck on a query, and I would like to know the solution. I have a collection that goes like this: { "_id" : ObjectId("633e08f5edef7d5ffc6d0583"), "etiquetaPrincipal" :…
is anything I'm doing wrong, I get this error Error ValidationError: name: Path name is required., tech: Path tech is required. while POST the data in postman. here is my index.js const express = require('express') const mongoose = require('mongoose') const…
I'm going nuts! I have a multistep form to get information based on user choice. All of the choices are type = radio except name because it takes text as type. For that form, I've used AngularJS (I know it…
I have a collection that has a createdAt field in it. When I get multiple documents from this collection, I use this field to sort them from the newest to the oldest. The thing is, that multiple documents can somehow…
I had already "rm" a file called "mongod.conf" in my user local folder. However, I could still find it by using "locate", while it was not there anymore by using "ls -al". I had made sure there were no mongodb…
db.getCollection('notification').find({},{statusList:{$slice:-1}}) this query is getting expected outputs but from java, I could not find the solution for this. can anyone have a solution for this? I want to use only the aggregation function
I'm using mongo db and angular for an eCommerce application. Requirement is to get items under each user in cart. Here while fetching I'm using the objectId as the reference to find the data, Its not finding out any data…
This is my app.js file. Please help me out to connect it with my local database. Sometimes it gets connected to the database and logs to the console but it doesn't add any collection to the local database. const mongoose…
I've got an endpoint in my Application that is supposed to fetch data from a MongoDb Database and return the results to the Client. However, before my for(){} loop finishes execution and an empty array ends up getting sent. How…
I have a collection that has four columns: object1, object2, selectedObject, unselectedObject. object1 and object2 are two random objects from a collection (the collection contains the results of various matchups between two objects each time). I want to create a…