I have a MongoDB collection in the form of: users: { { user_id: 1000, activities: [ {id: 1, activity: 'swimming'}, {id: 2, activity: 'running'}, {id: 3, activity: 'biking'},... ] },... } and I want to get the activity document that…
my data strucutre look like this: Teams: { name:"team1", users:[ { age:45, licence:true }, { age:70, licence:false } ] }, ..other teams.. I want to return teams with at least one person = 70years old who has licence. My current…
I am creating a DjangoRestful app that uses SimpleJWT for authentication. When I try to add the Blacklist app and make migrations. i.e: py manage.py migrate as suggested in the documentation, I get the error below: Operations to perform: Apply…
Trying to install mongodb for ubuntu and can't solve the issue. I got lost, need your help please! Going according the docs: https://www.mongodb.com/docs/master/tutorial/install-mongodb-on-ubuntu/ wget -qO - https://www.mongodb.org/static/pgp/server-6.0.asc | sudo apt-key add - Result (CLI output): on mine ubuntu: Warning: apt-key…
I had a problem when I tried to use forEach that contained await inside the loop, so I need to define the async in front of the forEach loop and it returned the error. exports.filterAverageRatingsEachSkillForStudent = async (req, res) =>…
I want to return the title and _id properties of each element in my trips array of a user's document. I am attempting to use the aggregate pipeline but its my first time and the docs are overwhelming. It seems…
Need some help with this, been stuck for hours. Trying to iterate through an array of objects in node to grab one of the key's value and perform a regex function. I keep getting undefined reading errors, the latest one…
I have the following aggregation stage that I'd like to add to my pipeline, but it keeps failing. When I use the MongoDB Compass Aggregation GUI, everything works as it should. I even exported that pipeline from the GUI and…
I need some advice on the proper way to attain my goal of applying group by and sum on JSON data. Some server-side code actually generates a JSON that I have to work with : [ { "siteDetails": { "printerCode":…
How do I give a rating for a single post but not have to refetch all the posts. Currently I have an array of posts that I map through. I am giving a rating for one post but have to…