I am new to mongodb, but I’m working on a project which was using mongo and had created a large collection with a large number of documents. I was able to work with it no problem. Today when I tried…
I am new to Express and trying to make an app that saves and retrieves user notes in MongoDB by their username. The way I am doing it is by creating an object with the user and saving the notes…
I have a mongoDB Query that uses aggregation. I am applying projection and then unwind. ProjectionOperation projectionPreUnwind = Aggregation.project(Fields.from(Fields.field("result.detections.reference.control", "result.detections.reference.control"))); UnwindOperation unwindOpn = Aggregation.unwind("result.detections"); Aggregation aggregation = Aggregation.newAggregation(projectionPreUnwind, unwindOpn); LOGGER.info(" aggregation {}", aggregation); AggregationResults<String> detectionsDataAggr = mongoTemplate.aggregate(aggregation, CASES_COLLECTION, String.class); The…
I am following W3Schools.com's 'Node.js MongoDB' tutorial. My action.js file contains the following code: var mongo = require('mongodb').MongoClient; var url = "mongodb://localhost:27017/mydb"; mongo.connect(url, function (err, db) { if (err) throw err; console.log("Database created!"); db.close(); }); When I try to run…
I'm new to node.js and MongoDB. Installed all packages as says in a YouTube tutorial. I tried a lot to connect **MongoDB **with node.js. but, there is no error messages and not connected. I have downloaded **Mongo Shell ** also.…
I defined following pipeline in Python. I hit an issue when a label includes . like "1.2.3". labels.{label} becomes labels.1.2.3 $labels.{k} becomes $labels.1.2.3 pipeline = [ { "$match": { "$and": [ {"deleted": {"$ne": True}}, { "$or": [ {f"labels.{label}": {"$exists": True}}…
When authenticating through JWT on ASP.NET Core 8 Web API, it always throws this error: Bearer error="invalid_token" regardless of what I do. I have checked the token through jwt.io, where everything looks normal. I have also checked the Chrome network…
I am trying to create my first docker network with docker using mongo db and mongo express images. I've pulled with docker pull mongo and docker pull mongo-express. I've created a docker network with docker network create mongo-network, then I…
I'm having a problem inserting an ObjectId into a doc. this is the collection sale model type Sale struct { ID primitive.ObjectID `bson:"_id,omitempty"` Client primitive.ObjectID `bson:"client"` Items []primitive.ObjectID `bson:"items"` Amounts []int `bson:"amounts"` Cost float64 `bson:"cost"` Payment bool `bson:"payment"` Date time.Time…
I am using a mongodb change stream that listens for changes on a collection and runs a handler function that handles the change. I want each change coming in to be handled concurrently async def handle_collection_changes( *, change_stream, handler, handler_args,…