The reason I am asking is, I have a resource-intensive collection that degrades performance of its entire database. I need to decide whether to migrate other collections away to a different database within the same cluster or to a different…
I am trying to find the max of a value in a range of dates. The aggregate query I use has a match on indexed column _id. But the query takes too long and the explain plan tells me its…
I have some data in a MongoDB collection that looks something like this: db.test.insertOne( { "interactions": [ { data: "keep", prompt: "prompt 1" }, { other: "keep", prompt: "prompt 2" }, { field: "no prompt" } ]} ) I want…
I am trying to pre save and hash password with bcrypt in mongoose in my next.js project, but password still unhashed. i tryed every link in stackoverflow and didnt solve it, the password still saved unHashed. mongoose version: 6.9.1 this…
How to stop a mongodb changestream temporarily and resume it again? public Flux<Example> watch() { final ChangeStreamOptions changeStreamOptions = ChangeStreamOptions.builder().returnFullDocumentOnUpdate().build(); return reactiveMongoTemplate.changeStream("collection", changeStreamOptions, Example.class) .filter(e -> e.getOperationType() != null) .mapNotNull(ChangeStreamEvent::getBody); } I'm trying to create a rest endpoint that should…
I have an aggregation pipeline that groups objects and holds count for some specific field for grouped objects. You can reproduce the problem here: https://mongoplayground.net/p/2DGaiQDYDBP . The schema is like this; [ { "_id": { "$oid": "63ce93ffb6e06322db59fdc0" }, "fruit": "apple",…
i have a document like this { _id: ... deletedAt: null history: [ { _id: ... name: ... deletedAt: null }, { _id: ... name: ... deletedAt: null }, ] } after saving a document i want to return the…
I would like to delete an object from a JSON objects array. Here is the schema qualifications: { Experience: [{ title: String, companyName: String, location: String, years: Number }], Education:[ { school: String, years: Number, }], Licences: [String], Honnors: [String],…
Hi guys i am newbie in react js, i have a problem about getting data from server side and routing in reactjs, i am using axios and jsonwebtoken to get the data, but it's not working, i have check the…
My records like this [{ createdAt }, {createdAt}, {createdAt} ] I need average records per month. january => 3 records february => 2 records etc..