I'm completely new to MongoDB. I'm using the free tier of cloud mongodb service where I've imported some data. How would I go about modifying some data. All documents in the collection called 'transactions' have fields called: "Transaction Name" and…
I have a field with mixed type (object or array of object). Now I am trying to deserialize this field into array of object with this class AssociationSerializer : SerializerBase<Association[]> { public override Association[] Deserialize(BsonDeserializationContext context, BsonDeserializationArgs args) { var…
I have built an analytic system using mongodb and running mongodb aggregation pipeline and it is scanning all the documents instead of using the index.. here is my query.. const collection = mongoose.connection.db.collection('analytics'); const pipeline = [ { $facet: {…
I'm building my first API web project and I have encountered an error: return expressJwt({ ^ TypeError: expressJwt is not a function This is my code : const expressJwt = require('express-jwt'); function authJwt() { const secret = process.env.secret; return expressJwt({…
i'm setting up mongoDB and i keep getting error Error: Invalid schema, expected mongodb or mongodb+srv please help me, const mongoose = require('mongoose') const connectionString = "mongodb + srv://PLACEHOLDER:<PLACEHOLDER>@cluster0.czgrzdd.mongodb.net/TASK-MANAGER?retryWrites=true&w=majority&appName=Cluster0" mongoose.connect(connectionString).then(() => console.log('connected to the db')).catch((err) => console.log(err))` the placeholders are…
I am facing an issue in mongodb searching/matching. If anyone could help i will be very thankful: I have create a mongoose schema as follows: newNumbers: [ { new: [Number], }, ], In "new" array i am storing some integers…
I created and ran fiware-iot-agent in docker container along with fiware-orion context broker. The mongoDb Im using is a sharded cluster with 2 shards and auth-enabled. I verified that orion is connecting to the cluster. Below is the docker-compose.yml Im…
After login API I used 3 other APIs with jwt token coming from login API but one of the APIs returned an unauthorized error and my app stopped the login process. I first thought the token was not properly set…
How to use $unset when a key contains dots in its name? const key = "test" const result = await db.collection(collection).updateOne( { [key]: { $exists: true } }, { $unset: { [pathToKey]: 1 } } ); given this document: {…
I have a collection of a few thousand characters. Each character has eight localized fields and nine different supported languages. Below is an example of the schema I am using populated with sample data (just with a smaller document). db.characters.insertMany([…